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Income Taxes - Changes in the Reserve for Income Taxes, Excluding Interest and Penalties (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] |  |
Balance of reserve for income taxes | $ 13,952 | $ 11,591
Gross amounts of increases in unrecognized tax benefits as a result of tax positions taken in prior periods | 100 | 162
Gross amounts of increases in unrecognized tax benefits as a result of tax positions taken in the current period | 525 | 3,383
Gross amounts of decreases in unrecognized tax benefits as a result of the expiration of the applicable statutes of limitations | (485) | (1,184)
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions | (280) |
Balance of reserve for income taxes | $ 13,812 | $ 13,952

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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + 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 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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