Organization record
AIS FUTURES FUND IV 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 |
|---|---|---|---|
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2015-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2015-03-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2014-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2014-09-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2014-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2014-03-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-09-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2013-03-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-09-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 0, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2012-06-30 | 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} | 2015-06-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2015-03-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2014-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2014-09-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2014-06-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2014-03-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2013-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2013-09-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2013-06-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2013-03-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2012-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2012-09-30 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 0} | 2012-06-30 | 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"} | 2014-12-31 | sec_edgar |
| dei:EntityPublicFloat | {"amount": 0, "currency": "USD"} | 2013-12-31 | sec_edgar |
| dei:EntityPublicFloat | {"amount": 0, "currency": "USD"} | 2012-12-31 | sec_edgar |
| industry_sic | {"code": "6221", "scheme": "SIC", "description": "Commodity Contracts Brokers & Dealers"} | sec_edgar | |
| net_income | {"amount": 175591, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2015-06-30 | sec_edgar |
| net_income | {"amount": -590173, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2015-06-30 | sec_edgar |
| net_income | {"amount": -765764, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2015-03-31 | sec_edgar |
| net_income | {"amount": -12889681, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2014-12-31 | sec_edgar |
| net_income | {"amount": -10496859, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2014-09-30 | sec_edgar |
| net_income | {"amount": -7693996, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2014-09-30 | sec_edgar |
| net_income | {"amount": -528108, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2014-06-30 | sec_edgar |
| net_income | {"amount": 2802863, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2014-06-30 | sec_edgar |
| net_income | {"amount": 3330971, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2014-03-31 | sec_edgar |
| net_income | {"amount": -18055850, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-12-31 | sec_edgar |
| net_income | {"amount": 2087826, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-09-30 | sec_edgar |
| net_income | {"amount": -13001085, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-09-30 | sec_edgar |
| net_income | {"amount": -15088911, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-06-30 | sec_edgar |
| net_income | {"amount": -11233361, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-06-30 | sec_edgar |
| net_income | {"amount": -3855550, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2013-03-31 | sec_edgar |
| net_income | {"amount": 7068130, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-12-31 | sec_edgar |
| net_income | {"amount": 14462528, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-09-30 | sec_edgar |
| net_income | {"amount": 17680822, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-09-30 | sec_edgar |
| net_income | {"amount": -3218294, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-06-30 | sec_edgar |
| net_income | {"amount": -10222618, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-06-30 | sec_edgar |
| net_income | {"amount": 7004324, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2012-03-31 | sec_edgar |
| net_income | {"amount": -5729535, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-12-31 | sec_edgar |
| net_income | {"amount": -15693600, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-09-30 | sec_edgar |
| net_income | {"amount": -9725681, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-09-30 | sec_edgar |
| net_income | {"amount": 5967919, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-06-30 | sec_edgar |
| net_income | {"amount": -8416291, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-06-30 | sec_edgar |
| net_income | {"amount": 14384210, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2011-03-31 | sec_edgar |
| net_income | {"amount": 30723629, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-12-31 | sec_edgar |
| net_income | {"amount": 15164715, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-09-30 | sec_edgar |
| net_income | {"amount": 740092, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-09-30 | sec_edgar |
| net_income | {"amount": -14424623, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-06-30 | sec_edgar |
| net_income | {"amount": -5993976, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"} | 2010-06-30 | sec_edgar |
| total_assets | {"amount": 10310008, "concept": "us-gaap:Assets", "currency": "USD"} | 2015-06-30 | sec_edgar |
| total_assets | {"amount": 17904093, "concept": "us-gaap:Assets", "currency": "USD"} | 2015-03-31 | sec_edgar |
| total_assets | {"amount": 19724622, "concept": "us-gaap:Assets", "currency": "USD"} | 2014-12-31 | sec_edgar |
| total_assets | {"amount": 28458647, "concept": "us-gaap:Assets", "currency": "USD"} | 2014-09-30 | sec_edgar |
| total_assets | {"amount": 39290946, "concept": "us-gaap:Assets", "currency": "USD"} | 2014-06-30 | sec_edgar |
| total_assets | {"amount": 42452313, "concept": "us-gaap:Assets", "currency": "USD"} | 2014-03-31 | sec_edgar |
| total_assets | {"amount": 43828569, "concept": "us-gaap:Assets", "currency": "USD"} | 2013-12-31 | sec_edgar |
| total_assets | {"amount": 52442251, "concept": "us-gaap:Assets", "currency": "USD"} | 2013-09-30 | sec_edgar |
| total_assets | {"amount": 52234279, "concept": "us-gaap:Assets", "currency": "USD"} | 2013-06-30 | sec_edgar |
| total_assets | {"amount": 64864783, "concept": "us-gaap:Assets", "currency": "USD"} | 2013-03-31 | sec_edgar |
| total_assets | {"amount": 70061518, "concept": "us-gaap:Assets", "currency": "USD"} | 2012-12-31 | sec_edgar |
| total_assets | {"amount": 79389539, "concept": "us-gaap:Assets", "currency": "USD"} | 2012-09-30 | sec_edgar |
| total_assets | {"amount": 65285252, "concept": "us-gaap:Assets", "currency": "USD"} | 2012-06-30 | sec_edgar |
| total_assets | {"amount": 75050654, "concept": "us-gaap:Assets", "currency": "USD"} | 2012-03-31 | sec_edgar |
| total_assets | {"amount": 82833549, "concept": "us-gaap:Assets", "currency": "USD"} | 2011-12-31 | sec_edgar |
| total_assets | {"amount": 70968585, "concept": "us-gaap:Assets", "currency": "USD"} | 2011-09-30 | sec_edgar |
| total_assets | {"amount": 89283207, "concept": "us-gaap:Assets", "currency": "USD"} | 2011-06-30 | sec_edgar |
| total_assets | {"amount": 102374217, "concept": "us-gaap:Assets", "currency": "USD"} | 2010-12-31 | sec_edgar |
| total_liabilities | {"amount": 362716, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2015-06-30 | sec_edgar |
| total_liabilities | {"amount": 3512299, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2015-03-31 | sec_edgar |
| total_liabilities | {"amount": 874125, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2014-12-31 | sec_edgar |
| total_liabilities | {"amount": 2342780, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2014-09-30 | sec_edgar |
| total_liabilities | {"amount": 1166761, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2014-06-30 | sec_edgar |
| total_liabilities | {"amount": 1371611, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2014-03-31 | sec_edgar |
| total_liabilities | {"amount": 4086793, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2013-12-31 | sec_edgar |
| total_liabilities | {"amount": 2508080, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2013-09-30 | sec_edgar |
| total_liabilities | {"amount": 1388068, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2013-06-30 | sec_edgar |
| total_liabilities | {"amount": 933643, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2013-03-31 | sec_edgar |
| total_liabilities | {"amount": 532892, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2012-12-31 | sec_edgar |
| total_liabilities | {"amount": 2288355, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2012-09-30 | sec_edgar |
| total_liabilities | {"amount": 864459, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2012-06-30 | sec_edgar |
| total_liabilities | {"amount": 1495398, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2012-03-31 | sec_edgar |
| total_liabilities | {"amount": 11999499, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2011-12-31 | sec_edgar |
| total_liabilities | {"amount": 1099829, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2011-09-30 | sec_edgar |
| total_liabilities | {"amount": 3020073, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2011-06-30 | sec_edgar |
| total_liabilities | {"amount": 5242350, "concept": "us-gaap:Liabilities", "currency": "USD"} | 2010-12-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 10310008, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2015-06-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 17904093, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2015-03-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 19724622, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2014-12-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 28458647, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2014-09-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 39290946, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2014-06-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 42452313, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2014-03-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 43828569, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2013-12-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 52442251, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2013-09-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 52234279, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2013-06-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 64864783, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2013-03-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 70061518, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2012-12-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 79389539, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2012-09-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 65285252, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2012-06-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 75050654, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2012-03-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 82833549, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2011-12-31 | sec_edgar |
| total_liabilities_and_equity | {"amount": 70968585, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2011-09-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 89283207, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": "U | 2011-06-30 | sec_edgar |
| total_liabilities_and_equity | {"amount": 102374217, "concept": "us-gaap:LiabilitiesAndStockholdersEquity", "currency": " | 2010-12-31 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 71654, "currency": "USD"} | 2015-06-30 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 96347, "currency": "USD"} | 2015-03-31 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 92533, "currency": "USD"} | 2014-12-31 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 90384, "currency": "USD"} | 2014-09-30 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 80733, "currency": "USD"} | 2014-06-30 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 97446, "currency": "USD"} | 2014-03-31 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 87728, "currency": "USD"} | 2013-12-31 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 93583, "currency": "USD"} | 2013-09-30 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 95360, "currency": "USD"} | 2013-06-30 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 112439, "currency": "USD"} | 2013-03-31 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 105042, "currency": "USD"} | 2012-12-31 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 132523, "currency": "USD"} | 2012-09-30 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 114444, "currency": "USD"} | 2012-06-30 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 111481, "currency": "USD"} | 2012-03-31 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 115772, "currency": "USD"} | 2011-12-31 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 124082, "currency": "USD"} | 2011-09-30 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 106019, "currency": "USD"} | 2011-06-30 | sec_edgar |
| xbrl:AccountsPayableCurrentAndNoncurrent | {"amount": 94504, "currency": "USD"} | 2010-12-31 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 26385, "currency": "USD"} | 2015-06-30 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 44053, "currency": "USD"} | 2015-03-31 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 48468, "currency": "USD"} | 2014-12-31 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 65564, "currency": "USD"} | 2014-09-30 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 90907, "currency": "USD"} | 2014-06-30 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 1462, "currency": "USD"} | 2014-03-31 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 0, "currency": "USD"} | 2013-12-31 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 119368, "currency": "USD"} | 2013-09-30 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 121946, "currency": "USD"} | 2013-06-30 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 148933, "currency": "USD"} | 2013-03-31 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 159464, "currency": "USD"} | 2012-12-31 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 178657, "currency": "USD"} | 2012-09-30 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 149638, "currency": "USD"} | 2012-06-30 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 171038, "currency": "USD"} | 2012-03-31 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 167386, "currency": "USD"} | 2011-12-31 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 166240, "currency": "USD"} | 2011-09-30 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 206998, "currency": "USD"} | 2011-06-30 | sec_edgar |
| xbrl:AccountsPayableRelatedPartiesCurrentAndNoncurrent | {"amount": 230239, "currency": "USD"} | 2010-12-31 | sec_edgar |
| xbrl:Assets | {"amount": 10310008, "currency": "USD"} | 2015-06-30 | sec_edgar |
| xbrl:Assets | {"amount": 17904093, "currency": "USD"} | 2015-03-31 | sec_edgar |
| xbrl:Assets | {"amount": 19724622, "currency": "USD"} | 2014-12-31 | sec_edgar |
| xbrl:Assets | {"amount": 28458647, "currency": "USD"} | 2014-09-30 | sec_edgar |
| xbrl:Assets | {"amount": 39290946, "currency": "USD"} | 2014-06-30 | sec_edgar |
| xbrl:Assets | {"amount": 42452313, "currency": "USD"} | 2014-03-31 | sec_edgar |
| xbrl:Assets | {"amount": 43828569, "currency": "USD"} | 2013-12-31 | sec_edgar |
| xbrl:Assets | {"amount": 52442251, "currency": "USD"} | 2013-09-30 | sec_edgar |
| xbrl:Assets | {"amount": 52234279, "currency": "USD"} | 2013-06-30 | sec_edgar |
| xbrl:Assets | {"amount": 64864783, "currency": "USD"} | 2013-03-31 | sec_edgar |
| xbrl:Assets | {"amount": 70061518, "currency": "USD"} | 2012-12-31 | sec_edgar |
| xbrl:Assets | {"amount": 79389539, "currency": "USD"} | 2012-09-30 | sec_edgar |
| xbrl:Assets | {"amount": 65285252, "currency": "USD"} | 2012-06-30 | sec_edgar |
| xbrl:Assets | {"amount": 75050654, "currency": "USD"} | 2012-03-31 | sec_edgar |
| xbrl:Assets | {"amount": 82833549, "currency": "USD"} | 2011-12-31 | sec_edgar |
| xbrl:Assets | {"amount": 70968585, "currency": "USD"} | 2011-09-30 | sec_edgar |
| xbrl:Assets | {"amount": 89283207, "currency": "USD"} | 2011-06-30 | sec_edgar |
| xbrl:Assets | {"amount": 102374217, "currency": "USD"} | 2010-12-31 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 8682698, "currency": "USD"} | 2015-06-30 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 15062772, "currency": "USD"} | 2015-03-31 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 17522290, "currency": "USD"} | 2014-12-31 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 27200930, "currency": "USD"} | 2014-09-30 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 23349180, "currency": "USD"} | 2014-06-30 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 38299281, "currency": "USD"} | 2014-03-31 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 41410124, "currency": "USD"} | 2013-12-31 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 52206495, "currency": "USD"} | 2013-09-30 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 51660749, "currency": "USD"} | 2013-06-30 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 62531312, "currency": "USD"} | 2013-03-31 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 62736448, "currency": "USD"} | 2012-12-31 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 84363363, "currency": "USD"} | 2012-09-30 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 55670637, "currency": "USD"} | 2012-06-30 | sec_edgar |
| xbrl:AssetsFairValueDisclosure | {"amount": 72793251, "currency": "USD"} | 2011-12-31 | sec_edgar |
| xbrl:Cash | {"amount": 25030, "currency": "USD"} | 2011-09-30 | sec_edgar |
| xbrl:Cash | {"amount": 130030, "currency": "USD"} | 2011-06-30 | sec_edgar |
| xbrl:Cash | {"amount": 17227, "currency": "USD"} | 2010-12-31 | sec_edgar |
| xbrl:CommodityContractAssetCurrent | {"amount": 3450, "currency": "USD"} | 2014-09-30 | sec_edgar |
| xbrl:CommodityContractAssetCurrent | {"amount": 0, "currency": "USD"} | 2013-12-31 | sec_edgar |
| xbrl:DerivativeAssetCollateralObligationToReturnCashOffset | {"amount": 184810, "currency": "USD"} | 2015-06-30 | sec_edgar |
| xbrl:DerivativeAssetCollateralObligationToReturnCashOffset | {"amount": 63639, "currency": "USD"} | 2015-03-31 | sec_edgar |
| xbrl:DerivativeAssetCollateralObligationToReturnCashOffset | {"amount": 22875, "currency": "USD"} | 2014-12-31 | sec_edgar |
| xbrl:DerivativeAssetCollateralObligationToReturnCashOffset | {"amount": 199445, "currency": "USD"} | 2014-09-30 | sec_edgar |
| xbrl:DerivativeAssetCollateralObligationToReturnCashOffset | {"amount": 493576, "currency": "USD"} | 2014-06-30 | sec_edgar |
| xbrl:DerivativeAssetCollateralObligationToReturnCashOffset | {"amount": 1160089, "currency": "USD"} | 2014-03-31 | sec_edgar |
| xbrl:DerivativeAssetCollateralObligationToReturnCashOffset | {"amount": 916903, "currency": "USD"} | 2013-12-31 | sec_edgar |