Capital Stock (Tables)

12 Months Ended

Dec. 31, 2025

Equity [Abstract]

Common Stock Activity

Common stock activity is summarized as follows:

	Shares		Dollars
(Dollars in thousands)	Issued	Treasury	Common Stock		Treasury Cost(a)
Balance at January 1, 2023	62,081,391	(22,868,327)	$	281,980	$	(359,838)
Restricted stock awards	—	40,856	(643)		643
Restricted stock expense	—	—	9,476		—
Restricted stock forfeitures	—	—	(1,414)		—
Stock options exercised	—	31,394	970		503
Stock option expense	—	—	11		—
Stock option forfeitures	—	—	(11)		—
Performance stock issued	—	53,407	(855)		855
Performance stock expense	—	—	23,546		—
Performance stock forfeitures	—	—	(1,585)		—
Employee stock purchase plan shares issued	—	7,140	849		114
Treasury shares purchased	—	(28,649)	—		(3,961)
Balances December 31, 2023	62,081,391	(22,764,179)	$	312,324	$	(361,684)
Restricted stock awards	—	52,098	(842)		842
Restricted stock expense	—	—	15,769		—
Restricted stock forfeitures	—	—	(4,530)		—
Stock options exercised	—	10,666	327		174
Stock option expense	—	—	41		—
Stock option forfeitures	—	—	(41)		—
Performance stock issued	—	77,544	(1,256)		1,256
Performance stock expense	—	—	8,394		—
Performance stock forfeitures	—	—	(1,634)		—
Employee stock purchase expense	—	—	186		—
Employee stock purchase plan shares issued	—	8,871	1,215		148
Treasury shares purchased	—	(40,019)	—		(7,408)
Share repurchase program	—	(166,292)	—		(29,932)
Balances December 31, 2024	62,081,391	(22,821,311)	$	329,953	$	(396,604)
Restricted stock awards	—	69,691	(1,288)		1,288
Restricted stock expense	—	—	12,202		—
Restricted stock forfeitures	—	—	(2,223)		—
Stock options exercised	—	12,776	334		235
Stock option forfeitures	—	—	(1)		—
Performance stock issued	—	118,605	(2,109)		2,109
Performance stock expense	—	—	8,041		—
Performance stock forfeitures	—	—	(3,179)		—
Employee stock purchase plan shares issued	—	15,278	1,756		286
Employee stock purchase plan expense	—	—	356		—
Treasury shares purchased	—	(62,381)	—		(10,570)
Share repurchase program	—	(501,420)	—		(79,992)
Balances December 31, 2025	62,081,391	(23,168,762)	$	343,842	$	(483,248)
(a)Excludes treasury cost related to preferred stock.