v3.26.1
CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Sep. 30, 2025
Statement of Stockholders' Equity [Abstract]    
Cumulative dividends declared per common share $ 0.50 $ 0.48
Net Income (Loss) Attributable to Parent $ 54,716 $ 53,502
Other Comprehensive Income (Loss), Net of Tax (2,875) 23,667
Accrual of dividends on common stock (17,297) (16,758)
Amortization of stock-based compensation related to restricted stock grants, net of shares surrendered 1,941 2,678
Repurchase of common stock (16,148) (15,861)
Equity, Attributable to Parent $ 1,966,634 $ 1,912,892
Cumulative dividends declared per common share $ 0.50 $ 0.48
Common Stock [Member]    
Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture 27,242 1,303
Stock Repurchased and Retired During Period, Shares (250,000) (250,000)
Shares, Outstanding 33,875,098 34,335,297
Common Stock and Paid in Capital [Member]    
Amortization of stock-based compensation related to restricted stock grants, net of shares surrendered $ 1,941 $ 2,678
Repurchase of common stock (16,148) (15,861)
Equity, Attributable to Parent 1,268,298 1,295,821
Retained Earnings [Member]    
Net Income (Loss) Attributable to Parent 54,716 53,502
Equity, Attributable to Parent 909,222 837,826
Dividends, Common Stock, Cash (17,297) (16,758)
Accumulated Other Comprehensive Income (Loss) [Member]    
Other Comprehensive Income (Loss), Net of Tax (2,875) 23,667
Equity, Attributable to Parent $ (210,886) $ (220,755)