Quarterly report pursuant to Section 13 or 15(d)

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation (Details)

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Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2021
Available-for-sale securities    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning of period level 3 fair value $ 5,559 $ 13,031
Realized (losses) gains (939) (7,931)
Unrealized (losses) gains (22) (22)
Provision for credit losses 1,340 9,138
Total gains (losses) included in net income 379 1,185
Other comprehensive (loss) income (2,124) (8,825)
Purchases 4,358 4,358
Sales 0 (1,577)
Settlements 0 0
Gross transfers into level 3 0 0
Gross transfers out of level 3 0 0
End of period level 3 fair value 8,172 8,172
Change in unrealized gains or losses for the period included in earnings for assets held at the end of the reporting period (22) (22)
Change in unrealized gains or losses for the period included in other comprehensive (loss) income for assets held at the end of the reporting period (2,124) (8,826)
Mortgage servicing rights    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning of period level 3 fair value 2,020,106 1,596,153
Realized (losses) gains (155,371) (524,767)
Unrealized (losses) gains 112,871 541,654
Provision for credit losses 0 0
Total gains (losses) included in net income (42,500) 16,887
Other comprehensive (loss) income 0 0
Purchases 282,719 656,468
Sales (32,354) (32,354)
Settlements (14,659) (23,842)
Gross transfers into level 3 0 0
Gross transfers out of level 3 0 0
End of period level 3 fair value 2,213,312 2,213,312
Change in unrealized gains or losses for the period included in earnings for assets held at the end of the reporting period 109,640 464,180
Change in unrealized gains or losses for the period included in other comprehensive (loss) income for assets held at the end of the reporting period $ 0 $ 0