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Federal Income Tax Receivable - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Sep. 30, 2020	Mar. 31, 2020	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Federal income tax receivable	$ 11,538		$ 15,000	$ 11,538
Deferred tax liability increase due to tax law change	$ 0		$ 10,103
Income tax received refunds		$ 3,900

X

- Definition

Increase (Decrease) In Deferred Income Tax Liabilities Due To Change In Tax Law

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- Definition

Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
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- Definition

The amount of cash received during the period as refunds for the overpayment of taxes.

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