Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 56,776	$ 54,330
Restricted cash equivalents	3,355	0
Marketable securities, at fair value	50,535	93,131
Restricted marketable securities, at fair value	25,105	0
Accounts receivable, less allowance for doubtful accounts of $87,520 and $80,817 as of December 31, 2024 and 2023, respectively	330,907	344,864
Notes receivable — short–term portion, less allowance for doubtful accounts of $10,372 and $6,433 as of December 31, 2024 and 2023, respectively	51,429	38,645
Inventories and supplies	16,749	18,479
Prepaid expenses and other assets	21,796	22,247
Total current assets	556,652	571,696
Property and equipment, net	28,198	28,774
Goodwill	75,529	75,529
Other intangible assets, less accumulated amortization of $39,242 and $36,557 as of December 31, 2024 and 2023, respectively	9,442	12,127
Notes receivable — long–term portion, less allowance for doubtful accounts of $2,890 and $4,449 as of December 31, 2024 and 2023, respectively	41,054	24,832
Deferred compensation funding, at fair value	49,639	40,812
Deferred tax assets	38,170	35,226
Other long-term assets	4,088	1,656
Total assets	802,772	790,652
Current liabilities:
Accounts payable	81,147	83,224
Accrued payroll and related taxes	51,579	56,142
Other accrued expenses and current liabilities	24,783	21,179
Borrowings under line of credit	0	25,000
Income taxes payable	8,391	7,201
Deferred compensation liability — short-term	1,499	1,501
Accrued insurance claims	25,148	22,681
Total current liabilities	192,547	216,928
Accrued insurance claims — long-term	51,869	61,697
Deferred compensation liability — long-term	50,011	41,186
Lease liability — long-term	8,033	11,235
Other long-term liabilities	385	2,990
Commitments and contingencies (Note 14)
STOCKHOLDERS’ EQUITY:
Common stock, $0.01 par value; 200,000 and 100,000 shares authorized as of December 31, 2024 and 2023, respectively; 76,533 and 76,329 shares issued, and 73,203 and 73,341 shares outstanding as of December 31, 2024 and 2023, respectively	765	763
Additional paid-in capital	318,363	310,436
Retained earnings	224,556	185,010
Accumulated other comprehensive loss, net of taxes	(2,317)	(1,844)
Common stock in treasury, at cost, 3,330 and 2,988 shares as of December 31, 2024 and 2023, respectively	(41,440)	(37,749)
Total stockholders’ equity	499,927	456,616
Total liabilities and stockholders’ equity	$ 802,772	$ 790,652
Common stock, authorized (in shares)	200,000,000	100,000,000