Shareholders' Equity (Tables)

6 Months Ended

Jun. 30, 2025

Stockholders' Equity Note [Abstract]

Accumulated Other Comprehensive Income (Loss) [Table Text Block]

A rollforward of the components of accumulated other comprehensive income (loss) is included as follows (in thousands):


						Unrealized Gain (Loss) on
						Available-for-Sale Securities						Investment Securities Transferred from AFS																		Total
Balance, Dec. 31, 2023						$	(473,212)					$	(125,888)																	$	(599,100)
Net change in unrealized gain (loss)						(77,749)						—																		(77,749)

Reclassification adjustments included in earnings:
Interest revenue, Investment securities						—						24,210																		24,210

Loss on available-for-sale securities, net						45,137						—																		45,137
Other comprehensive income (loss), before income taxes						(32,612)						24,210																		(8,402)
Federal and state income taxes						(7,695)						5,695																		(2,000)
Other comprehensive income (loss), net of income taxes						(24,917)						18,515																		(6,402)
Balance, June 30, 2024						$	(498,129)					$	(107,373)																	$	(605,502)

Balance, Dec. 31, 2024						$	(412,348)					$	(90,692)																	$	(503,040)
Net change in unrealized gain (loss)						260,657						—																		260,657

Reclassification adjustments included in earnings:
Interest revenue, Investment securities						—						18,638																		18,638

Loss on available-for-sale securities, net						—						—																		—
Other comprehensive income (loss), before income taxes						260,657						18,638																		279,295
Federal and state income taxes						60,994						4,271																		65,265
Other comprehensive income (loss), net of income taxes						199,663						14,367																		214,030
Balance, June 30, 2025						$	(212,685)					$	(76,325)																	$	(289,010)