Income taxes (Tables)

3 Months Ended

Mar. 31, 2026

Income taxes

Schedule of income taxes

	Three months ended
	March 31,
	2025		2026
	(In thousands)
Expected tax expense, at U.S. federal statutory income tax rate of 21%	$	273	$	1,379
Rate differences on equity in earnings (losses) of Kronos, net of dividends		(319)		(25)
U.S. state income taxes and other, net		23		118
Income tax expense (benefit)	$	(23)	$	1,472
Comprehensive provision for income taxes allocable to:
Net income	$	(23)	$	1,472
Other comprehensive income (loss):
Currency translation		1,112		270
Defined benefit pension plans		85		23
Other		(9)		—
Comprehensive income tax expense	$	1,165	$	1,765