INCOME TAXES - Schedule of Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
$
Income tax at statutory rate	$ 147,210	$ 132,361	$ 123,114
State and local income taxes, net of federal income tax effect	32,485	26,647	23,653
Foreign tax effects	3,330	3,303	841
Effect of changes in tax laws or rates enacted in the current period	0	0	0
Effect of cross-border tax laws	(883)	384	505
Investment tax credits	(7,687)	0	0
Other tax credits	(1,506)	(1,308)	(1,300)
Changes in valuation allowances	0	0	0
Nontaxable or nondeductible items	2,893	2,163	1,940
Changes in unrecognized tax benefits	(1,411)	44	958
Other adjustments	(210)	257	1,589
Total income tax provision	$ 174,221	$ 163,851	$ 151,300
%
Income tax at statutory rate	21.00%	21.00%	21.00%
State and local income taxes, net of federal income tax effect	4.60%	4.20%	4.00%
Foreign tax effects	0.50%	0.50%	0.10%
Effect of changes in tax laws or rates enacted in the current period	0.00%	0.00%	0.00%
Effect of cross-border tax laws	(0.10%)	0.10%	0.10%
Investment tax credits	(1.10%)	0.00%	0.00%
Other tax credits	(0.20%)	(0.20%)	(0.20%)
Changes in valuation allowances	0.00%	0.00%	0.00%
Nontaxable or nondeductible items	0.50%	0.30%	0.30%
Changes in unrecognized tax benefits	(0.002)	0	0.002
Other adjustments	(0.10%)	0.10%	0.30%
Total income tax provision	24.90%	26.00%	25.80%