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 6 Months Ended
Jun. 30, 2023
Jun. 30, 2023
Available-for-sale securities    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning of period level 3 fair value $ 127,280 $ 125,158
Realized gains (losses) (480) (1,028)
Unrealized gains (losses) 3,431 5,463
Reversal of provision for credit losses 376 (99)
Net gains (losses) included in net income 3,327 4,336
Other comprehensive (loss) income (340) 773
Purchases 0 0
Sales (42,459) (42,459)
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 87,808 87,808
Change in unrealized gains or losses for the period included in earnings for assets held at the end of the reporting period 3,431 5,464
Change in unrealized gains or losses for the period included in other comprehensive loss for assets held at the end of the reporting period (340) 772
Mortgage servicing rights    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning of period level 3 fair value 3,072,445 2,984,937
Realized gains (losses) (60,517) (109,017)
Unrealized gains (losses) 82,196 102,617
Reversal of provision for credit losses 0 0
Net gains (losses) included in net income 21,679 (6,400)
Other comprehensive (loss) income 0 0
Purchases 180,632 298,973
Sales 0 (1,854)
Settlements (800) (1,700)
Gross transfers into level 3 0 0
Gross transfers out of level 3 0 0
End of period level 3 fair value 3,273,956 3,273,956
Change in unrealized gains or losses for the period included in earnings for assets held at the end of the reporting period 82,008 101,797
Change in unrealized gains or losses for the period included in other comprehensive loss for assets held at the end of the reporting period $ 0 $ 0