Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current Assets:
Cash and cash equivalents	$ 1,976,971	$ 1,728,692
Accounts receivable, less allowance for credit loss of $7,636 at June 30, 2022 and $6,686 at December 31, 2021	3,469,833	3,810,286
Deferred contract costs	745,577	987,266
Other	137,768	108,801
Total current assets	6,330,149	6,635,045
Property and equipment, less accumulated depreciation and amortization of $554,252 at June 30, 2022 and $541,677 at December 31, 2021	495,328	487,870
Operating lease right-of-use assets	491,630	459,158
Goodwill	7,927	7,927
Deferred federal and state income taxes, net	19,413	729
Other assets, net	16,695	19,200
Total assets	7,361,142	7,609,929
Current Liabilities:
Accounts payable	1,914,979	2,012,461
Accrued liabilities, primarily salaries and related costs	473,644	403,625
Contract liabilities	867,467	1,142,026
Current portion of operating lease liabilities	88,112	82,019
Federal, state and foreign income taxes	66,864	86,166
Total current liabilities	3,411,066	3,726,297
Noncurrent portion of operating lease liabilities	414,813	385,641
Commitments and contingencies
Shareholders’ Equity:
Preferred stock, none issued	0	0
Common stock, par value $0.01 per share. Issued and outstanding: 162,931 shares at June 30, 2022 and 167,210 shares at December 31, 2021	1,629	1,672
Additional paid-in capital	137	3,160
Retained earnings	3,717,316	3,620,008
Accumulated other comprehensive loss	(193,834)	(130,414)
Total shareholders’ equity	3,525,248	3,494,426
Noncontrolling interest	10,015	3,565
Total equity	3,535,263	3,497,991
Total liabilities and equity	$ 7,361,142	$ 7,609,929