Securities - Unrealized Losses on Available-for-Sale of Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Debt Securities, Available-for-sale [Line Items]
Fair Value, Less than 12 Months	$ 76,389	$ 31,829
Unrealized Losses, Less than 12 Months	1,142	286
Fair Value, 12 Months or Longer	880,651	1,011,691
Unrealized Losses, 12 Months or Longer	138,284	140,922
Fair Value	957,040	1,043,520
Unrealized Losses	139,426	141,208
U.S. Treasuries
Debt Securities, Available-for-sale [Line Items]
Fair Value, Less than 12 Months	0	0
Unrealized Losses, Less than 12 Months	0	0
Fair Value, 12 Months or Longer	57,019	65,663
Unrealized Losses, 12 Months or Longer	3,784	5,009
Fair Value	57,019	65,663
Unrealized Losses	3,784	5,009
Obligations of U.S. Government sponsored entities
Debt Securities, Available-for-sale [Line Items]
Fair Value, Less than 12 Months	14,085	14,453
Unrealized Losses, Less than 12 Months	515	110
Fair Value, 12 Months or Longer	188,296	220,913
Unrealized Losses, 12 Months or Longer	19,861	22,167
Fair Value	202,381	235,366
Unrealized Losses	20,376	22,277
Obligations of U.S. states and political subdivisions
Debt Securities, Available-for-sale [Line Items]
Fair Value, Less than 12 Months	3,159	10,572
Unrealized Losses, Less than 12 Months	36	106
Fair Value, 12 Months or Longer	73,657	69,601
Unrealized Losses, 12 Months or Longer	8,602	7,971
Fair Value	76,816	80,173
Unrealized Losses	8,638	8,077
U.S. Government agencies
Debt Securities, Available-for-sale [Line Items]
Fair Value, Less than 12 Months	27,082	1,145
Unrealized Losses, Less than 12 Months	89	4
Fair Value, 12 Months or Longer	35,879	43,764
Unrealized Losses, 12 Months or Longer	4,790	4,740
Fair Value	62,961	44,909
Unrealized Losses	4,879	4,744
U.S. Government sponsored entities
Debt Securities, Available-for-sale [Line Items]
Fair Value, Less than 12 Months	32,063	5,659
Unrealized Losses, Less than 12 Months	502	66
Fair Value, 12 Months or Longer	523,353	609,456
Unrealized Losses, 12 Months or Longer	101,194	100,829
Fair Value	555,416	615,115
Unrealized Losses	101,696	100,895
U.S. corporate debt securities
Debt Securities, Available-for-sale [Line Items]
Fair Value, Less than 12 Months	0	0
Unrealized Losses, Less than 12 Months	0	0
Fair Value, 12 Months or Longer	2,447	2,294
Unrealized Losses, 12 Months or Longer	53	206
Fair Value	2,447	2,294
Unrealized Losses	$ 53	$ 206