FACTANKER · measured, cited, anchored official records connected

Organization record

QUARTERHILL INC.

All evidence-backed facts for this organization, identity resolved across official registers.

CIK: 0001518419Every fact source-linked

Cite: FACTANKER, https://factanker.com/entity/ef12869d-c51d-4ee2-8987-4dc5797bae38

Facts on record

Newest first; every row links to its evidence page.

FactValuePeriodSource
accounts_receivable{"amount": 10812000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"}2018-12-31sec_edgar
accounts_receivable{"amount": 19298000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"}2017-12-31sec_edgar
accounts_receivable{"amount": 20357000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"}2016-12-31sec_edgar
accounts_receivable{"amount": 8436000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"}2015-12-31sec_edgar
accounts_receivable{"amount": 2198000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"}2014-12-31sec_edgar
accounts_receivable{"amount": 11999000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"}2013-12-31sec_edgar
accounts_receivable{"amount": 1139000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"}2012-12-31sec_edgar
accounts_receivable{"amount": 2153000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"}2011-12-31sec_edgar
accounts_receivable{"amount": 2238000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"}2010-12-31sec_edgar
capex{"amount": 575000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre2018-12-31sec_edgar
capex{"amount": 399000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre2017-12-31sec_edgar
capex{"amount": 48000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curren2016-12-31sec_edgar
capex{"amount": 178000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre2015-12-31sec_edgar
capex{"amount": 422000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre2014-12-31sec_edgar
capex{"amount": 1795000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr2013-12-31sec_edgar
capex{"amount": 403000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre2012-12-31sec_edgar
capex{"amount": 1907000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr2011-12-31sec_edgar
capex{"amount": 411000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre2010-12-31sec_edgar
cash_and_equivalents{"amount": 63929000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency2018-12-31sec_edgar
cash_and_equivalents{"amount": 81818000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency2017-12-31sec_edgar
cash_and_equivalents{"amount": 106553000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc2016-12-31sec_edgar
cash_and_equivalents{"amount": 93431000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency2015-12-31sec_edgar
cash_and_equivalents{"amount": 126311000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc2014-12-31sec_edgar
cash_and_equivalents{"amount": 130394000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc2013-12-31sec_edgar
cash_and_equivalents{"amount": 175246000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc2012-12-31sec_edgar
cash_and_equivalents{"amount": 432186000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc2011-12-31sec_edgar
cash_and_equivalents{"amount": 82636000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency2010-12-31sec_edgar
cash_and_equivalents{"amount": 69232000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency2009-12-31sec_edgar
cashflow_financing{"amount": -6007000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur2018-12-31sec_edgar
cashflow_financing{"amount": -4133000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur2017-12-31sec_edgar
cashflow_investing{"amount": -3204000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur2018-12-31sec_edgar
cashflow_investing{"amount": -90831000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu2017-12-31sec_edgar
cashflow_operating{"amount": -8384000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur2018-12-31sec_edgar
cashflow_operating{"amount": 69955000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivities", "cur2017-12-31sec_edgar
cashflow_operating{"amount": 36842000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu2016-12-31sec_edgar
cashflow_operating{"amount": 43532000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu2015-12-31sec_edgar
cashflow_operating{"amount": 58629000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu2014-12-31sec_edgar
cashflow_operating{"amount": -9476000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu2013-12-31sec_edgar
cashflow_operating{"amount": 33987000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu2012-12-31sec_edgar
cashflow_operating{"amount": 68070000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinu2011-12-31sec_edgar
cashflow_operating{"amount": 5875000, "concept": "us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinui2010-12-31sec_edgar
common_shares_issued{"unit": "shares", "value": 11400000, "concept": "us-gaap:CommonStockSharesIssued"}2011-12-31sec_edgar
common_shares_outstanding{"unit": "shares", "value": 118817466, "concept": "us-gaap:CommonStockSharesOutstanding"}2018-12-31sec_edgar
common_shares_outstanding{"unit": "shares", "value": 118658249, "concept": "us-gaap:CommonStockSharesOutstanding"}2017-12-31sec_edgar
common_shares_outstanding{"unit": "shares", "value": 118572181, "concept": "us-gaap:CommonStockSharesOutstanding"}2016-12-31sec_edgar
common_shares_outstanding{"unit": "shares", "value": 120842448, "concept": "us-gaap:CommonStockSharesOutstanding"}2015-12-31sec_edgar
common_shares_outstanding{"unit": "shares", "value": 120247647, "concept": "us-gaap:CommonStockSharesOutstanding"}2014-12-31sec_edgar
common_shares_outstanding{"unit": "shares", "value": 119909016, "concept": "us-gaap:CommonStockSharesOutstanding"}2013-12-31sec_edgar
common_shares_outstanding{"unit": "shares", "value": 121540562, "concept": "us-gaap:CommonStockSharesOutstanding"}2012-12-31sec_edgar
common_shares_outstanding{"unit": "shares", "value": 123236813, "concept": "us-gaap:CommonStockSharesOutstanding"}2011-12-31sec_edgar
common_shares_outstanding{"unit": "shares", "value": 109722975, "concept": "us-gaap:CommonStockSharesOutstanding"}2010-12-31sec_edgar
cost_of_revenue{"amount": 49309000, "concept": "us-gaap:CostOfRevenue", "currency": "USD"}2017-12-31sec_edgar
cost_of_revenue{"amount": 29868000, "concept": "us-gaap:CostOfRevenue", "currency": "USD"}2016-12-31sec_edgar
cost_of_revenue{"amount": 70400000, "concept": "us-gaap:CostOfRevenue", "currency": "USD"}2015-12-31sec_edgar
cost_of_revenue{"amount": 63201000, "concept": "us-gaap:CostOfRevenue", "currency": "USD"}2014-12-31sec_edgar
cost_of_revenue{"amount": 88648000, "concept": "us-gaap:CostOfRevenue", "currency": "USD"}2013-12-31sec_edgar
cost_of_revenue{"amount": 55938000, "concept": "us-gaap:CostOfRevenue", "currency": "USD"}2012-12-31sec_edgar
cost_of_revenue{"amount": 72467000, "concept": "us-gaap:CostOfRevenue", "currency": "USD"}2011-12-31sec_edgar
cost_of_revenue{"amount": 26103000, "concept": "us-gaap:CostOfRevenue", "currency": "USD"}2010-12-31sec_edgar
current_assets{"amount": 90651000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"}2018-12-31sec_edgar
current_assets{"amount": 118266000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"}2017-12-31sec_edgar
current_assets{"amount": 131123000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"}2016-12-31sec_edgar
current_assets{"amount": 104594000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"}2015-12-31sec_edgar
current_assets{"amount": 130339000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"}2014-12-31sec_edgar
current_assets{"amount": 144443000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"}2013-12-31sec_edgar
current_assets{"amount": 178316000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"}2012-12-31sec_edgar
current_assets{"amount": 437869000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"}2011-12-31sec_edgar
current_assets{"amount": 112058000, "concept": "us-gaap:AssetsCurrent", "currency": "USD"}2010-12-31sec_edgar
current_liabilities{"amount": 26599000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"}2018-12-31sec_edgar
current_liabilities{"amount": 35592000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"}2017-12-31sec_edgar
current_liabilities{"amount": 26017000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"}2016-12-31sec_edgar
current_liabilities{"amount": 31290000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"}2015-12-31sec_edgar
current_liabilities{"amount": 36333000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"}2014-12-31sec_edgar
current_liabilities{"amount": 44492000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"}2013-12-31sec_edgar
current_liabilities{"amount": 24953000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"}2012-12-31sec_edgar
current_liabilities{"amount": 237435000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"}2011-12-31sec_edgar
current_liabilities{"amount": 11804000, "concept": "us-gaap:LiabilitiesCurrent", "currency": "USD"}2010-12-31sec_edgar
dei:EntityCommonStockSharesOutstanding{"unit": "shares", "value": 118817466}2018-12-31sec_edgar
dei:EntityCommonStockSharesOutstanding{"unit": "shares", "value": 118658249}2017-12-31sec_edgar
dei:EntityCommonStockSharesOutstanding{"unit": "shares", "value": 118572181}2016-12-31sec_edgar
dei:EntityCommonStockSharesOutstanding{"unit": "shares", "value": 120842448}2015-12-31sec_edgar
dei:EntityCommonStockSharesOutstanding{"unit": "shares", "value": 120247647}2014-12-31sec_edgar
dei:EntityCommonStockSharesOutstanding{"unit": "shares", "value": 119909016}2013-12-31sec_edgar
dei:EntityCommonStockSharesOutstanding{"unit": "shares", "value": 121540562}2012-12-31sec_edgar
dei:EntityCommonStockSharesOutstanding{"unit": "shares", "value": 123236813}2011-12-31sec_edgar
depreciation_amortization{"amount": 27150000, "concept": "us-gaap:DepreciationDepletionAndAmortization", "currency"2018-12-31sec_edgar
depreciation_amortization{"amount": 25979000, "concept": "us-gaap:DepreciationDepletionAndAmortization", "currency"2017-12-31sec_edgar
depreciation_amortization{"amount": 34651000, "concept": "us-gaap:DepreciationDepletionAndAmortization", "currency"2016-12-31sec_edgar
depreciation_amortization{"amount": 38164000, "concept": "us-gaap:DepreciationDepletionAndAmortization", "currency"2015-12-31sec_edgar
depreciation_amortization{"amount": 35139000, "concept": "us-gaap:DepreciationDepletionAndAmortization", "currency"2014-12-31sec_edgar
depreciation_amortization{"amount": 29682000, "concept": "us-gaap:DepreciationDepletionAndAmortization", "currency"2013-12-31sec_edgar
depreciation_amortization{"amount": 25693000, "concept": "us-gaap:DepreciationDepletionAndAmortization", "currency"2012-12-31sec_edgar
depreciation_amortization{"amount": 22785000, "concept": "us-gaap:DepreciationDepletionAndAmortization", "currency"2011-12-31sec_edgar
depreciation_amortization{"amount": 20796000, "concept": "us-gaap:DepreciationDepletionAndAmortization", "currency"2010-12-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2018-12-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2018-09-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2018-06-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2018-03-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2017-12-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2017-09-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2017-06-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2017-03-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2016-12-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2016-09-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2016-06-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2016-03-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0125, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2015-12-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0525, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2015-09-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0525, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2015-06-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.0525, "concept": "us-gaap:CommonStockDividendsPerShareDeclar2015-03-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.05, "concept": "us-gaap:CommonStockDividendsPerShareDeclared2014-12-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.05, "concept": "us-gaap:CommonStockDividendsPerShareDeclared2014-09-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.04, "concept": "us-gaap:CommonStockDividendsPerShareDeclared2014-06-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.04, "concept": "us-gaap:CommonStockDividendsPerShareDeclared2014-03-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.04, "concept": "us-gaap:CommonStockDividendsPerShareDeclared2013-12-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.04, "concept": "us-gaap:CommonStockDividendsPerShareDeclared2013-09-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.04, "concept": "us-gaap:CommonStockDividendsPerShareDeclared2013-06-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.04, "concept": "us-gaap:CommonStockDividendsPerShareDeclared2013-03-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.035, "concept": "us-gaap:CommonStockDividendsPerShareDeclare2012-12-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.035, "concept": "us-gaap:CommonStockDividendsPerShareDeclare2012-09-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.03, "concept": "us-gaap:CommonStockDividendsPerShareDeclared2012-06-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.03, "concept": "us-gaap:CommonStockDividendsPerShareDeclared2012-03-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.025, "concept": "us-gaap:CommonStockDividendsPerShareDeclare2011-12-31sec_edgar
dividend_per_share{"per": "shares", "amount": 0.025, "concept": "us-gaap:CommonStockDividendsPerShareDeclare2011-09-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.025, "concept": "us-gaap:CommonStockDividendsPerShareDeclare2011-06-30sec_edgar
dividend_per_share{"per": "shares", "amount": 0.025, "concept": "us-gaap:CommonStockDividendsPerShareDeclare2011-03-31sec_edgar
eps_basic{"per": "shares", "amount": -0.41, "concept": "us-gaap:EarningsPerShareBasic", "currency":2018-12-31sec_edgar
eps_basic{"per": "shares", "amount": 0.09, "concept": "us-gaap:EarningsPerShareBasic", "currency": 2017-12-31sec_edgar
eps_basic{"per": "shares", "amount": 0.09, "concept": "us-gaap:EarningsPerShareBasic", "currency": 2016-12-31sec_edgar
eps_basic{"per": "shares", "amount": 0.08, "concept": "us-gaap:EarningsPerShareBasic", "currency": 2015-12-31sec_edgar
eps_basic{"per": "shares", "amount": 0.08, "concept": "us-gaap:EarningsPerShareBasic", "currency": 2014-12-31sec_edgar
eps_basic{"per": "shares", "amount": -0.15, "concept": "us-gaap:EarningsPerShareBasic", "currency":2013-12-31sec_edgar
eps_basic{"per": "shares", "amount": -0.12, "concept": "us-gaap:EarningsPerShareBasic", "currency":2012-12-31sec_edgar
eps_basic{"per": "shares", "amount": 0.26, "concept": "us-gaap:EarningsPerShareBasic", "currency": 2011-12-31sec_edgar
eps_basic{"per": "shares", "amount": -0.21, "concept": "us-gaap:EarningsPerShareBasic", "currency":2010-12-31sec_edgar
eps_diluted{"per": "shares", "amount": -0.41, "concept": "us-gaap:EarningsPerShareDiluted", "currency2018-12-31sec_edgar
eps_diluted{"per": "shares", "amount": 0.09, "concept": "us-gaap:EarningsPerShareDiluted", "currency"2017-12-31sec_edgar
eps_diluted{"per": "shares", "amount": 0.09, "concept": "us-gaap:EarningsPerShareDiluted", "currency"2016-12-31sec_edgar
eps_diluted{"per": "shares", "amount": 0.08, "concept": "us-gaap:EarningsPerShareDiluted", "currency"2015-12-31sec_edgar
eps_diluted{"per": "shares", "amount": 0.08, "concept": "us-gaap:EarningsPerShareDiluted", "currency"2014-12-31sec_edgar
eps_diluted{"per": "shares", "amount": -0.15, "concept": "us-gaap:EarningsPerShareDiluted", "currency2013-12-31sec_edgar
eps_diluted{"per": "shares", "amount": -0.12, "concept": "us-gaap:EarningsPerShareDiluted", "currency2012-12-31sec_edgar
eps_diluted{"per": "shares", "amount": 0.25, "concept": "us-gaap:EarningsPerShareDiluted", "currency"2011-12-31sec_edgar
eps_diluted{"per": "shares", "amount": -0.21, "concept": "us-gaap:EarningsPerShareDiluted", "currency2010-12-31sec_edgar
goodwill{"amount": 25303000, "concept": "us-gaap:Goodwill", "currency": "USD"}2018-12-31sec_edgar
goodwill{"amount": 42587000, "concept": "us-gaap:Goodwill", "currency": "USD"}2017-12-31sec_edgar
goodwill{"amount": 12623000, "concept": "us-gaap:Goodwill", "currency": "USD"}2016-12-31sec_edgar
goodwill{"amount": 12623000, "concept": "us-gaap:Goodwill", "currency": "USD"}2015-12-31sec_edgar
goodwill{"amount": 12623000, "concept": "us-gaap:Goodwill", "currency": "USD"}2014-12-31sec_edgar
goodwill{"amount": 12623000, "concept": "us-gaap:Goodwill", "currency": "USD"}2013-12-31sec_edgar
goodwill{"amount": 12623000, "concept": "us-gaap:Goodwill", "currency": "USD"}2012-12-31sec_edgar
goodwill{"amount": 12623000, "concept": "us-gaap:Goodwill", "currency": "USD"}2011-12-31sec_edgar
goodwill{"amount": 13522000, "concept": "us-gaap:Goodwill", "currency": "USD"}2010-12-31sec_edgar
income_tax_expense{"amount": -7267000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"}2018-12-31sec_edgar
income_tax_expense{"amount": 244000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"}2017-12-31sec_edgar
income_tax_expense{"amount": 8570000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"}2016-12-31sec_edgar
income_tax_expense{"amount": 6921000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"}2015-12-31sec_edgar
income_tax_expense{"amount": 10913000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"}2014-12-31sec_edgar
income_tax_expense{"amount": -79000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"}2013-12-31sec_edgar
income_tax_expense{"amount": -1103000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"}2012-12-31sec_edgar
income_tax_expense{"amount": -8441000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"}2011-12-31sec_edgar
income_tax_expense{"amount": 3041000, "concept": "us-gaap:IncomeTaxExpenseBenefit", "currency": "USD"}2010-12-31sec_edgar
industry_sic{"code": "6794", "scheme": "SIC", "description": "Patent Owners & Lessors"}sec_edgar
intangible_assets{"amount": 87425000, "concept": "us-gaap:IntangibleAssetsNetExcludingGoodwill", "currency"2018-12-31sec_edgar
intangible_assets{"amount": 114944000, "concept": "us-gaap:IntangibleAssetsNetExcludingGoodwill", "currency2017-12-31sec_edgar
intangible_assets{"amount": 123351000, "concept": "us-gaap:FiniteLivedIntangibleAssetsNet", "currency": "US2016-12-31sec_edgar
intangible_assets{"amount": 155213000, "concept": "us-gaap:FiniteLivedIntangibleAssetsNet", "currency": "US2015-12-31sec_edgar
intangible_assets{"amount": 146485000, "concept": "us-gaap:IntangibleAssetsNetExcludingGoodwill", "currency2014-12-31sec_edgar
intangible_assets{"amount": 150025000, "concept": "us-gaap:IntangibleAssetsNetExcludingGoodwill", "currency2013-12-31sec_edgar
intangible_assets{"amount": 116846000, "concept": "us-gaap:IntangibleAssetsNetExcludingGoodwill", "currency2012-12-31sec_edgar
intangible_assets{"amount": 118645000, "concept": "us-gaap:IntangibleAssetsNetExcludingGoodwill", "currency2011-12-31sec_edgar
intangible_assets{"amount": 126069000, "concept": "us-gaap:IntangibleAssetsNetExcludingGoodwill", "currency2010-12-31sec_edgar
interest_expense{"amount": 1247000, "concept": "us-gaap:InterestExpense", "currency": "USD"}2012-12-31sec_edgar
interest_expense{"amount": 4218000, "concept": "us-gaap:InterestExpense", "currency": "USD"}2011-12-31sec_edgar
inventory{"amount": 5960000, "concept": "us-gaap:InventoryNet", "currency": "USD"}2018-12-31sec_edgar
inventory{"amount": 5083000, "concept": "us-gaap:InventoryNet", "currency": "USD"}2017-12-31sec_edgar
long_term_debt{"amount": 23147000, "concept": "us-gaap:LongTermDebt", "currency": "USD"}2016-12-31sec_edgar
long_term_debt{"amount": 27980000, "concept": "us-gaap:LongTermDebt", "currency": "USD"}2015-12-31sec_edgar
long_term_debt{"amount": 44883000, "concept": "us-gaap:LongTermDebt", "currency": "USD"}2014-12-31sec_edgar
long_term_debt{"amount": 52032000, "concept": "us-gaap:LongTermDebt", "currency": "USD"}2013-12-31sec_edgar
long_term_debt{"amount": 5217000, "concept": "us-gaap:LongTermDebt", "currency": "USD"}2012-12-31sec_edgar
long_term_debt{"amount": 7647000, "concept": "us-gaap:LongTermDebt", "currency": "USD"}2011-12-31sec_edgar
long_term_debt_current{"amount": 299000, "concept": "us-gaap:LongTermDebtCurrent", "currency": "USD"}2018-12-31sec_edgar
long_term_debt_current{"amount": 115000, "concept": "us-gaap:LongTermDebtCurrent", "currency": "USD"}2017-12-31sec_edgar
long_term_debt_current{"amount": 10372000, "concept": "us-gaap:LongTermDebtCurrent", "currency": "USD"}2016-12-31sec_edgar
long_term_debt_current{"amount": 8085000, "concept": "us-gaap:LongTermDebtCurrent", "currency": "USD"}2015-12-31sec_edgar
long_term_debt_current{"amount": 17418000, "concept": "us-gaap:LongTermDebtCurrent", "currency": "USD"}2014-12-31sec_edgar
long_term_debt_current{"amount": 19480000, "concept": "us-gaap:LongTermDebtCurrent", "currency": "USD"}2013-12-31sec_edgar
long_term_debt_current{"amount": 2547000, "concept": "us-gaap:LongTermDebtCurrent", "currency": "USD"}2012-12-31sec_edgar
long_term_debt_current{"amount": 2458000, "concept": "us-gaap:LongTermDebtCurrent", "currency": "USD"}2011-12-31sec_edgar
long_term_debt_current{"amount": 0, "concept": "us-gaap:LongTermDebtCurrent", "currency": "USD"}2010-12-31sec_edgar
long_term_debt_noncurrent{"amount": 12775000, "concept": "us-gaap:LongTermDebtNoncurrent", "currency": "USD"}2016-12-31sec_edgar
long_term_debt_noncurrent{"amount": 19895000, "concept": "us-gaap:LongTermDebtNoncurrent", "currency": "USD"}2015-12-31sec_edgar
long_term_debt_noncurrent{"amount": 27465000, "concept": "us-gaap:LongTermDebtNoncurrent", "currency": "USD"}2014-12-31sec_edgar
long_term_debt_noncurrent{"amount": 32552000, "concept": "us-gaap:LongTermDebtNoncurrent", "currency": "USD"}2013-12-31sec_edgar
long_term_debt_noncurrent{"amount": 2670000, "concept": "us-gaap:LongTermDebtNoncurrent", "currency": "USD"}2012-12-31sec_edgar
long_term_debt_noncurrent{"amount": 5189000, "concept": "us-gaap:LongTermDebtNoncurrent", "currency": "USD"}2011-12-31sec_edgar
long_term_debt_noncurrent{"amount": 0, "concept": "us-gaap:LongTermDebtNoncurrent", "currency": "USD"}2010-12-31sec_edgar
net_income{"amount": -49120000, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"}2018-12-31sec_edgar
net_income{"amount": 10226000, "concept": "us-gaap:NetIncomeLoss", "currency": "USD"}2017-12-31sec_edgar