Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 19,633	$ 70,794
Marketable securities, at fair value	93,748	114,396
Accounts and notes receivable, less allowance for doubtful accounts of $68,099 and $59,271 as of September 30, 2022 and December 31, 2021, respectively	347,494	293,388
Inventories and supplies	22,712	26,015
Taxes receivable	5,430	8,813
Prepaid expenses and other assets	23,676	32,976
Total current assets	512,693	546,382
Property and equipment, net	24,244	28,102
Goodwill	75,529	74,755
Other intangible assets, less accumulated amortization of $31,530 and $27,879 as of September 30, 2022 and December 31, 2021, respectively	17,154	20,805
Notes receivable — long–term portion, less allowance for doubtful accounts of $2,376 and $6,312 as of September 30, 2022 and December 31, 2021, respectively	26,854	29,259
Deferred compensation funding, at fair value	31,627	46,691
Deferred tax asset	34,063	31,535
Total assets	722,164	777,529
Current liabilities:
Accounts payable	67,474	64,419
Accrued payroll and related taxes	45,853	68,664
Other accrued expenses	16,033	26,741
Borrowings under line of credit	25,000	0
Deferred compensation liability — short-term	1,220	6,991
Accrued insurance claims	26,242	24,310
Total current liabilities	181,822	191,125
Accrued insurance claims — long-term	69,707	65,084
Deferred compensation liability — long-term	31,807	46,888
Lease liability — long-term	8,748	11,299
Other long-term liabilities	8,004	10,456
Commitments and contingencies (Note 14)
STOCKHOLDERS’ EQUITY:
Common stock, $0.01 par value; 100,000 shares authorized; 76,160 and 76,009 shares issued, and 74,088 and 73,769 shares outstanding as of September 30, 2022 and December 31, 2021, respectively	762	760
Additional paid-in capital	300,241	294,124
Retained earnings	154,501	183,957
Accumulated other comprehensive (loss) income, net of taxes	(5,507)	4,000
Common stock in treasury, at cost, 2,072 and 2,240 shares as of September 30, 2022 and December 31, 2021, respectively	(27,921)	(30,164)
Total stockholders’ equity	422,076	452,677
Total liabilities and stockholders’ equity	$ 722,164	$ 777,529