Borrowings - Schedule of Aggregate Long-term Borrowings (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Debt Instrument [Line Items]
2020	$ 1,226,187
2021	405,514
2022	333,172
2023	0
2024	0
Thereafter	57,594
Long-term debt, gross	2,022,467
Fair value	1,960,318
Match Funded Liabilities
Debt Instrument [Line Items]
2020	394,109
2021	285,000
2022	0
2023	0
2024	0
Thereafter	0
Long-term debt, gross	679,109
Fair value	679,507
Other Secured Borrowings
Debt Instrument [Line Items]
2020	832,078
2021	98,971
2022	41,663
2023	0
2024	0
Thereafter	57,594
Long-term debt, gross	1,030,306
Fair value	1,010,789
Senior Notes
Debt Instrument [Line Items]
2020	0
2021	21,543
2022	291,509
2023	0
2024	0
Thereafter	0
Long-term debt, gross	313,052
Fair value	$ 270,022

Long term debt maturities repayments of principal, gross.

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Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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-Publisher FASB
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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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