Condensed Consolidated Balance Sheets - USD ($) shares in Thousands, $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 271,143	$ 494,485
Accounts receivable, net	823,932	754,120
Current portion of notes receivable	29,301	30,256
Prepaid expenses and other current assets	97,015	91,166
Total current assets	1,221,391	1,370,027
Property and equipment, net	141,236	142,163
Operating lease assets	206,673	215,995
Goodwill	1,243,972	1,232,791
Intangible assets, net	29,647	31,990
Notes receivable, net	53,072	53,539
Other assets	53,300	54,404
Total assets	2,949,291	3,100,909
Current liabilities
Accounts payable, accrued expenses and other	173,356	165,025
Accrued compensation	296,461	507,556
Billings in excess of services provided	40,113	45,535
Total current liabilities	509,930	718,116
Long-term debt, net	328,936	297,158
Noncurrent operating lease liabilities	225,386	236,026
Deferred income taxes	165,913	170,612
Other liabilities	97,108	95,676
Total liabilities	1,327,273	1,517,588
Commitments and contingencies
Stockholders' equity
Preferred stock, $0.01 par value; shares authorized — 5,000; none outstanding	0	0
Common stock, $0.01 par value; shares authorized — 75,000; shares issued and outstanding 34,471 (2022) and 34,333 (2021)	345	343
Additional paid-in capital	0	13,662
Retained earnings	1,756,704	1,698,156
Accumulated other comprehensive loss	(135,031)	(128,840)
Total stockholders' equity	1,622,018	1,583,321
Total liabilities and stockholders' equity	$ 2,949,291	$ 3,100,909
Common stock, shares outstanding (in shares)	34,471	34,333
Common stock, shares issued (in shares)	34,471	34,333

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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Balance Type:	credit
Period Type:	instant

- Definition

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.