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Income Taxes - Narrative (Details) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 USD ($) entity | Jun. 30, 2020 USD ($) | Jun. 30, 2021 USD ($) entity | Jun. 30, 2020 USD ($)
Income Tax Examination [Line Items] |  |  |  |
Number of taxable subsidiaries | entity | 2 |  | 2 |
Taxable income | $ 7,700,000 | $ (2,000,000.0) | $ 16,400,000 | $ (800,000)
Provision for income taxes (benefit) | 67,000 | 120,000 | 101,000 | (199,000)
Income tax interest and penalties recorded | 0 | 0 | 0 | 0
Assets |  |  |  |
Income Tax Examination [Line Items] |  |  |  |
Deferred income tax assets | 0 | 0 | 0 | 0
Liability |  |  |  |
Income Tax Examination [Line Items] |  |  |  |
Deferred income tax liabilities | $ 0 | $ 0 | $ 0 | $ 0

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- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=123427490&loc=d3e31931-109318 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123427490&loc=d3e31917-109318 + Details
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