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Income Taxes - Summary of Components of Deferred and Other Tax Assets and Liabilities (Parenthetical) (Detail) - Medallion Chicago [Member] $ in Thousands | 12 Months Ended
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Dec. 31, 2020 USD ($)
Income Tax Rate Reconciliation [Line Items] |
Net operating loss carryforwards | $ 124,150
Net operating loss carryforwards expiration period | expires at various dates between December 31, 2026 and December 31, 2035
Net operating loss carryforwards assets | $ 30,031
December 31, 2026 To December 31, 2035 [Member] |
Income Tax Rate Reconciliation [Line Items] |
Net operating loss carryforwards | $ 1,712

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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319 + Details
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