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Income Taxes - Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Reconciliation of the beginning and ending balance of unrecognized tax benefits |  |  |
Balance at beginning of year | $ 10,044 | $ 9,799 | $ 9,127
(Decrease) increase in unrecognized tax benefits as a result of tax positions taken during a prior period |  |  | 215
(Decrease) / increase in unrecognized tax benefits as a result of tax positions taken during a prior period | (546) | (502) |
Reductions to unrecognized tax benefits as a result of a lapse of the applicable statute of limitations | (472) |  | (334)
Increases in unrecognized tax benefits as a result of tax positions taken during the current period | 935 | 747 | 791
Balance at end of year | 9,961 | 10,044 | 9,799
Recorded as other long-term liability |  | 472 | 409
Recorded as a decrease in deferred tax assets | 9,961 | 9,572 | 9,390
Unrecognized tax benefits | $ 9,961 | $ 10,044 | $ 9,799

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- Definition The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns, recorded as a decrease in deferred tax assets and offsetting valuation allowance, as of the balance sheet date. + References No definition available. + Details
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- Definition The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns, recorded as other long-term liability, as of the balance sheet date. + References No definition available. + Details
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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 10B -URI http://asc.fasb.org/extlink&oid=123427490&loc=SL37586934-109318 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319 + Details
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- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319 + Details
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319 + Details
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