Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Current assets
Cash and cash equivalents	$ 16,856	$ 74,515
Accounts receivable less allowances	215,479	182,575
Inventories	7,208	7,543
Prepaid income taxes	7,614	11,165
Prepaid expenses	26,906	26,818
Total current assets	274,063	302,616
Investments of deferred compensation plans held in trust	143,778	140,347
Properties and equipment, at cost, less accumulated depreciation of $398,373 (2025- $388,104)	207,734	205,662
Lease right of use asset	133,597	131,151
Identifiable intangible assets less accumulated amortization of $72,002 (2025 - $69,432)	80,417	82,764
Goodwill	687,501	666,999
Other assets	8,725	8,650
Total Assets	1,535,815	1,538,189
Current liabilities
Accounts payable	65,698	64,459
Accrued insurance	65,101	62,054
Income taxes	25,770	2,504
Accrued compensation	62,750	58,329
Short-term lease liability	41,286	40,892
Other current liabilities	60,810	58,892
Total current liabilities	321,415	287,130
Deferred income taxes	14,575	19,313
Deferred compensation liabilities	142,660	136,139
Long-term debt	91,200
Long-term lease liability	104,448	102,867
Other liabilities	13,523	13,335
Total Liabilities	687,821	558,784
Commitments and contingencies (Note 10)
STOCKHOLDERS' EQUITY
Capital stock - authorized 80,000,000 shares $1 par; issued 37,606,800 shares (2025 - 37,594,676 shares)	37,607	37,595
Paid-in capital	1,603,730	1,592,197
Retained earnings	3,013,504	2,955,375
Treasury stock - 24,387,448 shares (2025 - 23,884,187 shares)	(3,809,245)	(3,608,117)
Deferred compensation payable in Company stock	2,398	2,355
Total Stockholders' Equity	847,994	979,405
Total Liabilities and Stockholders' Equity	$ 1,535,815	$ 1,538,189