v3.26.1
Comprehensive Income - Components of Total Comprehensive Income (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]            
Net Income $ 131,377 $ 124,200 $ 120,721 $ 84,306 $ 255,577 $ 205,027
Available for sale ("AFS") securities:            
Change in net unrealized (loss) gain on AFS securities arising during the period (3,083)   19,134   (16,292) 62,717
Related income tax effect 737   (4,573)   3,894 (14,989)
Net reclassification adjustment for losses included in net income 9,728   0   9,728 0
Related income tax effect (2,325)   0   (2,325) 0
Net effect of AFS securities on other comprehensive income 5,057   14,561   (4,995) 47,728
Cash flow hedge derivatives:            
Unrealized gain (loss) on cash flow hedge before reclassification to interest expense 2,925   (1,846)   4,765 (5,008)
Related income tax effect (699)   441   (1,139) 1,197
Net reclassification adjustment for gains included in net income (2,016)   (2,465)   (4,035) (4,917)
Related income tax effect 481   589   964 1,175
Net effect of cash flow hedge derivatives on other comprehensive income 691   (3,281)   555 (7,553)
Total change in other comprehensive income (loss), net of tax 5,748 (10,188) 11,280 28,895 (4,440) 40,175
Total Comprehensive Income $ 137,125 $ 114,012 $ 132,001 $ 113,201 $ 251,137 $ 245,202