CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Assets
Cash and cash equivalents	$ 459,399	$ 367,342
Restricted cash	45,216	49,295
Marketable securities	31,952	34,728
Accounts receivable, net	473,935	465,779
Prepaid insurance	23,494	10,418
Other current assets	34,651	43,493
Income taxes receivable	0	3,691
Total current assets	1,068,647	974,746
Property and equipment, net of accumulated depreciation	177,762	147,706
Right-of-use leased assets	57,421	56,886
Prepaid health insurance	9,000	9,000
Deposits – health insurance	8,100	8,100
Deposits – workers’ compensation	177,944	175,913
Goodwill and other intangible assets, net	12,708	12,714
Deferred income taxes, net	0	3,956
Other assets	6,151	5,975
Total assets	1,517,733	1,394,996
Current liabilities:
Accounts payable	2,885	4,565
Payroll taxes and other payroll deductions payable	219,492	277,248
Accrued worksite employee payroll cost	409,068	401,859
Accrued health insurance costs	29,714	21,180
Accrued workers’ compensation costs	48,618	52,868
Accrued corporate payroll and commissions	41,507	52,612
Other accrued liabilities	60,742	58,713
Income taxes payable	28,537	0
Total current liabilities	840,563	869,045
Noncurrent liabilities:
Accrued workers’ compensation costs	197,501	193,609
Long-term debt	369,400	269,400
Operating lease liabilities, net of current	60,815	58,863
Deferred income taxes, net	712	0
Other accrued liabilities, net of current	4,104	0
Total noncurrent liabilities	632,532	521,872
Commitments and contingencies	0	0
Stockholders’ equity:
Common stock	555	555
Additional paid-in capital	54,783	48,141
Treasury stock, at cost	(592,313)	(544,102)
Retained earnings	581,613	499,485
Total stockholders’ equity	44,638	4,079
Total liabilities and stockholders’ equity	$ 1,517,733	$ 1,394,996