Organization record
WELLS REAL ESTATE FUND XII LP
All evidence-backed facts for this organization, identity resolved across official registers.
Facts on record
Newest first; every row links to its evidence page.
| Fact | Value | Period | Source |
|---|---|---|---|
| cash_and_equivalents | {"amount": 16031488, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 2131060, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2013-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 1847974, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2013-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1750838, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2012-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1454932, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2012-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 1098779, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2012-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 792375, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2012-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 650690, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2011-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 650690, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2011-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 554426, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2011-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 476207, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2011-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 436140, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2010-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 399903, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2010-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 340349, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2010-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 377835, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2009-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 265257, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2008-12-31 | sec_edgar |
| cashflow_financing | {"amount": -1029200, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2011-12-31 | sec_edgar |
| cashflow_financing | {"amount": -1104507, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2010-12-31 | sec_edgar |
| cashflow_financing | {"amount": -1102594, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2009-12-31 | sec_edgar |
| cashflow_investing | {"amount": 13163994, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2013-09-30 | sec_edgar |
| cashflow_investing | {"amount": 0, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "currency": | 2012-09-30 | sec_edgar |
| cashflow_operating | {"amount": 1116656, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curr | 2013-09-30 | sec_edgar |
| cashflow_operating | {"amount": 614154, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2013-06-30 | sec_edgar |
| cashflow_operating | {"amount": 299624, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2013-03-31 | sec_edgar |
| cashflow_operating | {"amount": 1291802, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curr | 2012-12-31 | sec_edgar |
| cashflow_operating | {"amount": 954857, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2012-09-30 | sec_edgar |
| cashflow_operating | {"amount": 598704, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2012-06-30 | sec_edgar |
| cashflow_operating | {"amount": 292300, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2012-03-31 | sec_edgar |
| cashflow_operating | {"amount": 1243750, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curr | 2011-12-31 | sec_edgar |
| cashflow_operating | {"amount": 999469, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2011-09-30 | sec_edgar |
| cashflow_operating | {"amount": 645437, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2011-06-30 | sec_edgar |
| cashflow_operating | {"amount": 316194, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2011-03-31 | sec_edgar |
| cashflow_operating | {"amount": 1162812, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curr | 2010-12-31 | sec_edgar |
| cashflow_operating | {"amount": 850449, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2010-09-30 | sec_edgar |
| cashflow_operating | {"amount": 514768, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curre | 2010-06-30 | sec_edgar |
| cashflow_operating | {"amount": 1232261, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "curr | 2009-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-10-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-07-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-04-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-02-28 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-10-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-07-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-04-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-02-29 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2011-09-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2011-06-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2013-10-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2013-07-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2013-04-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2013-02-28 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2012-10-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2012-07-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2012-04-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2012-02-29 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2011-09-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2011-06-30 | sec_edgar |
| dei:EntityPublicFloat | {"amount": 0, "currency": "USD"} | 2012-06-30 | sec_edgar |
| dei:EntityPublicFloat | {"amount": 0, "currency": "USD"} | 2011-06-30 | sec_edgar |
| industry_sic | {"code": "6532", "scheme": "SIC", "description": "Real Estate Dealers (For Their Own Accou | sec_edgar | |
| net_income | {"amount": 510165, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-09-30 | sec_edgar |
| net_income | {"amount": 218900, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-09-30 | sec_edgar |
| net_income | {"amount": -468729, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-06-30 | sec_edgar |
| net_income | {"amount": -291265, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-06-30 | sec_edgar |
| net_income | {"amount": 177464, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-03-31 | sec_edgar |
| net_income | {"amount": 839293, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-12-31 | sec_edgar |
| net_income | {"amount": 197478, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-12-31 | sec_edgar |
| net_income | {"amount": 641815, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-09-30 | sec_edgar |
| net_income | {"amount": 192326, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-09-30 | sec_edgar |
| net_income | {"amount": 449489, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-06-30 | sec_edgar |
| net_income | {"amount": 253726, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-06-30 | sec_edgar |
| net_income | {"amount": 195763, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-03-31 | sec_edgar |
| net_income | {"amount": 881937, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-12-31 | sec_edgar |
| net_income | {"amount": 216236, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-12-31 | sec_edgar |
| net_income | {"amount": 665701, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-09-30 | sec_edgar |
| net_income | {"amount": 225399, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-09-30 | sec_edgar |
| net_income | {"amount": 239448, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-06-30 | sec_edgar |
| net_income | {"amount": 440302, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-06-30 | sec_edgar |
| net_income | {"amount": 200854, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-03-31 | sec_edgar |
| net_income | {"amount": 774604, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-12-31 | sec_edgar |
| net_income | {"amount": 577928, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-09-30 | sec_edgar |
| net_income | {"amount": 207021, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-09-30 | sec_edgar |
| net_income | {"amount": 370907, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-06-30 | sec_edgar |
| net_income | {"amount": 199251, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-06-30 | sec_edgar |
| net_income | {"amount": 763182, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2009-12-31 | sec_edgar |
| sga_expense | {"amount": 40276, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2013-09-30 | sec_edgar |
| sga_expense | {"amount": 166787, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD" | 2013-09-30 | sec_edgar |
| sga_expense | {"amount": 52878, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2013-06-30 | sec_edgar |
| sga_expense | {"amount": 126511, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD" | 2013-06-30 | sec_edgar |
| sga_expense | {"amount": 73633, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2013-03-31 | sec_edgar |
| sga_expense | {"amount": 252090, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD" | 2012-12-31 | sec_edgar |
| sga_expense | {"amount": 193773, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD" | 2012-09-30 | sec_edgar |
| sga_expense | {"amount": 77352, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2012-09-30 | sec_edgar |
| sga_expense | {"amount": 116421, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD" | 2012-06-30 | sec_edgar |
| sga_expense | {"amount": 52651, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2012-06-30 | sec_edgar |
| sga_expense | {"amount": 63770, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2012-03-31 | sec_edgar |
| sga_expense | {"amount": 202452, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD" | 2011-12-31 | sec_edgar |
| sga_expense | {"amount": 149304, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD" | 2011-09-30 | sec_edgar |
| sga_expense | {"amount": 45887, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2011-09-30 | sec_edgar |
| sga_expense | {"amount": 48799, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2011-06-30 | sec_edgar |
| sga_expense | {"amount": 103417, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD" | 2011-06-30 | sec_edgar |
| sga_expense | {"amount": 54618, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2011-03-31 | sec_edgar |
| sga_expense | {"amount": 231651, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD" | 2010-12-31 | sec_edgar |
| sga_expense | {"amount": 51045, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2010-09-30 | sec_edgar |
| sga_expense | {"amount": 172585, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD" | 2010-09-30 | sec_edgar |
| sga_expense | {"amount": 121540, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD" | 2010-06-30 | sec_edgar |
| sga_expense | {"amount": 53818, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD"} | 2010-06-30 | sec_edgar |
| sga_expense | {"amount": 218888, "concept": "us-gaap:GeneralAndAdministrativeExpense", "currency": "USD" | 2009-12-31 | sec_edgar |
| total_assets | {"amount": 16067089, "concept": "us-gaap:Assets", "currency": "USD"} | 2013-09-30 | sec_edgar |
| total_assets | {"amount": 15560486, "concept": "us-gaap:Assets", "currency": "USD"} | 2013-06-30 | sec_edgar |
| total_assets | {"amount": 16032582, "concept": "us-gaap:Assets", "currency": "USD"} | 2013-03-31 | sec_edgar |
| total_assets | {"amount": 15859539, "concept": "us-gaap:Assets", "currency": "USD"} | 2012-12-31 | sec_edgar |
| total_assets | {"amount": 15660075, "concept": "us-gaap:Assets", "currency": "USD"} | 2012-09-30 | sec_edgar |
| total_assets | {"amount": 15462436, "concept": "us-gaap:Assets", "currency": "USD"} | 2012-06-30 | sec_edgar |
| total_assets | {"amount": 15212149, "concept": "us-gaap:Assets", "currency": "USD"} | 2012-03-31 | sec_edgar |
| total_assets | {"amount": 15185554, "concept": "us-gaap:Assets", "currency": "USD"} | 2011-12-31 | sec_edgar |
| total_assets | {"amount": 15214449, "concept": "us-gaap:Assets", "currency": "USD"} | 2011-09-30 | sec_edgar |
| total_assets | {"amount": 15239304, "concept": "us-gaap:Assets", "currency": "USD"} | 2011-06-30 | sec_edgar |
| total_assets | {"amount": 15340308, "concept": "us-gaap:Assets", "currency": "USD"} | 2010-12-31 | sec_edgar |
| total_liabilities | {"amount": 7682, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2013-09-30 | sec_edgar |
| total_liabilities | {"amount": 11244, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2013-06-30 | sec_edgar |
| total_liabilities | {"amount": 14611, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2013-03-31 | sec_edgar |
| total_liabilities | {"amount": 19032, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2012-12-31 | sec_edgar |
| total_liabilities | {"amount": 17046, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2012-09-30 | sec_edgar |
| total_liabilities | {"amount": 11733, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2012-06-30 | sec_edgar |
| total_liabilities | {"amount": 15172, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2012-03-31 | sec_edgar |
| total_liabilities | {"amount": 184340, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2011-12-31 | sec_edgar |
| total_liabilities | {"amount": 278857, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2011-09-30 | sec_edgar |
| total_liabilities | {"amount": 278085, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2011-06-30 | sec_edgar |
| total_liabilities | {"amount": 317343, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2010-12-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 16067089, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2013-09-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 15560486, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2013-06-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 16032582, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2013-03-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 15859539, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2012-12-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 15660075, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2012-09-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 15462436, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2012-06-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 15212149, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2012-03-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 15185554, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2011-12-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 15214449, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2011-09-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 15239304, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2011-06-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 15340308, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2010-12-31 | sec_edgar |
| xbrl:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent | {"amount": 3551, "currency": "USD"} | 2013-09-30 | sec_edgar |
| xbrl:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent | {"amount": 4191, "currency": "USD"} | 2013-06-30 | sec_edgar |
| xbrl:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent | {"amount": 10539, "currency": "USD"} | 2013-03-31 | sec_edgar |
| xbrl:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent | {"amount": 10872, "currency": "USD"} | 2012-12-31 | sec_edgar |
| xbrl:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent | {"amount": 7675, "currency": "USD"} | 2012-09-30 | sec_edgar |
| xbrl:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent | {"amount": 6529, "currency": "USD"} | 2012-06-30 | sec_edgar |
| xbrl:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent | {"amount": 8983, "currency": "USD"} | 2012-03-31 | sec_edgar |
| xbrl:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent | {"amount": 25649, "currency": "USD"} | 2011-12-31 | sec_edgar |
| xbrl:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent | {"amount": 20084, "currency": "USD"} | 2011-09-30 | sec_edgar |
| xbrl:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent | {"amount": 18619, "currency": "USD"} | 2011-06-30 | sec_edgar |
| xbrl:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent | {"amount": 32665, "currency": "USD"} | 2010-12-31 | sec_edgar |
| xbrl:Assets | {"amount": 16067089, "currency": "USD"} | 2013-09-30 | sec_edgar |
| xbrl:Assets | {"amount": 15560486, "currency": "USD"} | 2013-06-30 | sec_edgar |
| xbrl:Assets | {"amount": 16032582, "currency": "USD"} | 2013-03-31 | sec_edgar |
| xbrl:Assets | {"amount": 15859539, "currency": "USD"} | 2012-12-31 | sec_edgar |
| xbrl:Assets | {"amount": 15660075, "currency": "USD"} | 2012-09-30 | sec_edgar |
| xbrl:Assets | {"amount": 15462436, "currency": "USD"} | 2012-06-30 | sec_edgar |
| xbrl:Assets | {"amount": 15212149, "currency": "USD"} | 2012-03-31 | sec_edgar |
| xbrl:Assets | {"amount": 15185554, "currency": "USD"} | 2011-12-31 | sec_edgar |
| xbrl:Assets | {"amount": 15214449, "currency": "USD"} | 2011-09-30 | sec_edgar |
| xbrl:Assets | {"amount": 15239304, "currency": "USD"} | 2011-06-30 | sec_edgar |
| xbrl:Assets | {"amount": 15340308, "currency": "USD"} | 2010-12-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 16031488, "currency": "USD"} | 2013-09-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 2131060, "currency": "USD"} | 2013-06-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 1847974, "currency": "USD"} | 2013-03-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 1750838, "currency": "USD"} | 2012-12-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 1454932, "currency": "USD"} | 2012-09-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 1098779, "currency": "USD"} | 2012-06-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 792375, "currency": "USD"} | 2012-03-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 650690, "currency": "USD"} | 2011-12-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 650690, "currency": "USD"} | 2011-09-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 554426, "currency": "USD"} | 2011-06-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 476207, "currency": "USD"} | 2011-03-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 436140, "currency": "USD"} | 2010-12-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 399903, "currency": "USD"} | 2010-09-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 340349, "currency": "USD"} | 2010-06-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 377835, "currency": "USD"} | 2009-12-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsAtCarryingValue | {"amount": 265257, "currency": "USD"} | 2008-12-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 14280650, "currency": "USD"} | 2013-09-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 380222, "currency": "USD"} | 2013-06-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 97136, "currency": "USD"} | 2013-03-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 1100148, "currency": "USD"} | 2012-12-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 804242, "currency": "USD"} | 2012-09-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 448089, "currency": "USD"} | 2012-06-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 141685, "currency": "USD"} | 2012-03-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 214550, "currency": "USD"} | 2011-12-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 221293, "currency": "USD"} | 2011-09-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 118286, "currency": "USD"} | 2011-06-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 40067, "currency": "USD"} | 2011-03-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 58305, "currency": "USD"} | 2010-12-31 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 22068, "currency": "USD"} | 2010-09-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": -37486, "currency": "USD"} | 2010-06-30 | sec_edgar |
| xbrl:CashAndCashEquivalentsPeriodIncreaseDecrease | {"amount": 112578, "currency": "USD"} | 2009-12-31 | sec_edgar |
| xbrl:CommunicationsAndInformationTechnology | {"amount": 1765, "currency": "USD"} | 2012-12-31 | sec_edgar |
| xbrl:CommunicationsAndInformationTechnology | {"amount": 1643, "currency": "USD"} | 2011-12-31 | sec_edgar |
| xbrl:CommunicationsAndInformationTechnology | {"amount": 1726, "currency": "USD"} | 2010-12-31 | sec_edgar |
| xbrl:DistributionMadeToMemberOrLimitedPartnerCashDistributionsPaid | {"amount": 0, "currency": "USD"} | 2013-09-30 | sec_edgar |
| xbrl:DistributionMadeToMemberOrLimitedPartnerCashDistributionsPaid | {"amount": 0, "currency": "USD"} | 2013-06-30 | sec_edgar |
| xbrl:DistributionMadeToMemberOrLimitedPartnerCashDistributionsPaid | {"amount": 0, "currency": "USD"} | 2013-03-31 | sec_edgar |
| xbrl:DistributionMadeToMemberOrLimitedPartnerCashDistributionsPaid | {"amount": 150615, "currency": "USD"} | 2012-12-31 | sec_edgar |