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Fair Value Measurements - Narrative (Details) - Fair Value, Nonrecurring - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Non-Securitization Investments – Other | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of non-securitization investments, other	$ 22,780		$ 6,054
Fair Value | Non-Securitization Investments – Other
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of non-securitization investments, other	22,780		6,054
Fair Value | Other Security Investments, Additional Equity Investment One | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of non-securitization investments, other	19,739
Realized investment gain (loss)	(2,168)	$ 3,967
Proceeds from sale of investment		$ 2,000
Fair Value | Other Security Investments, Additional Equity Investment Two | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value of non-securitization investments, other	$ 2,000		$ 2,000

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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
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-Publisher FASB
-Name Accounting Standards Codification
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-Publisher FASB
-Name Accounting Standards Codification
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