XML 116 R102.htm IDEA: XBRL DOCUMENT v3.24.1
Fair Value and Interest Rate Risk - Reconciliation of Level 3 Available-for-sale Securities (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Level 3 fair value, beginning of year $ 9,427 $ 13,180 $ 0
Purchases 0 0 14,000
Realized gain (loss) 0 0 0
Unrealized gain (loss) $ 835 $ (3,753) $ (820)
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Asset, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration] Unrealized holding gain on cash flow hedge Unrealized holding gain on cash flow hedge Unrealized holding gain on cash flow hedge
Transfers in and /or out of Level 3 $ 0 $ 0 $ 0
Level 3 fair value, end of year $ 10,262 $ 9,427 $ 13,180