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Income Taxes - Roll Forward of Unrecognized Tax Benefits and Associated Interest and Penalties Included in Balance Sheet (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued | $ 1,000 | $ 3,400
Balance | 4,100 | 3,400
Unrecognized Tax Benefits, Period Increase (Decrease) | 1,900 | 400
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations |  | 300
Increase in current year tax positions | 400 |
Balance | 6,400 | 4,100
Deferred Tax Liability Member |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |
Balance | 700 |
Balance | 5,000 | 700
Receivables, net, current |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |
Balance | 0 |
Balance | 400 | 0
Gross Unrecognized Tax Benefits, Excluding Interest and Penalties |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |
Balance | 3,700 | 3,100
Unrecognized Tax Benefits, Period Increase (Decrease) | 2,000 | 300
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations |  | 300
Increase in current year tax positions | 400 |
Balance | 6,100 | 3,700
Interest and Penalties |  |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items] |  |
Balance | 400 | 300
Unrecognized Tax Benefits, Period Increase (Decrease) | (100) | 100
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations |  | 0
Increase in current year tax positions | 0 |
Balance | $ 300 | $ 400

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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=120406818&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=84230637&loc=SL6600010-109319 + Details
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- Definition Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the 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 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + 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=84230637&loc=SL6600010-109319 + Details
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- Definition Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 + Details
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- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. + 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)(4) -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 + Details
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