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FAIR VALUE - Fair Value of Assets and Liabilities Measured on Recurring Basis (Detail) - Available-for-sale Securities [Member] - Fair Value Inputs Level 3 [Member] - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]        
Beginning balance $ 7,357 $ 10,180 $ 8,495 $ 11,084
Total (losses)/gains:        
Included in other comprehensive loss (unrealized) (722) (177) (903) (570)
Included in earnings (unrealized) (32) 12 (7) 435
Principal repayments and amortization (237) (1,152) (1,219) (2,086)
Ending balance $ 6,366 $ 8,863 $ 6,366 $ 8,863