Accumulated Other Comprehensive Loss - Defined Benefit Pension (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance at beginning of period	$ 1,691,975	$ 1,638,286
Balance at end of period	1,683,112	1,631,989
Accumulated Other Comprehensive (Loss) Income
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance at beginning of period	(13,922)	(7,217)
Amounts reclassified from AOCL	385	154
Balance at end of period	$ (13,537)	$ (7,063)