CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Assets
Cash and cash equivalents	$ 398,936	$ 326,773
Restricted cash	44,705	42,227
Marketable securities	53,599	60,781
Receivables, Net, Current	421,297	400,623
Prepaid insurance	24,928	8,411
Other current assets	36,616	27,721
Total current assets	980,081	866,536
Property and equipment, net of accumulated depreciation	116,131	117,213
Right-of-use leased assets	50,259	0
Prepaid health insurance	9,000	9,000
Deposits – health insurance	6,200	6,200
Deposits – workers’ compensation	170,905	166,474
Goodwill and other intangible assets, net	12,723	12,726
Deferred income taxes, net	145	8,816
Other assets	5,534	4,851
Total assets	1,350,978	1,191,816
Current liabilities:
Accounts payable	7,854	10,622
Payroll taxes and other payroll deductions payable	308,062	261,166
Accrued worksite employee payroll cost	363,862	329,979
Accrued health insurance costs	45,832	35,153
Accrued workers’ compensation costs	47,973	45,818
Accrued corporate payroll and commissions	27,562	60,704
Other accrued liabilities	49,244	28,890
Total current liabilities	850,389	772,332
Noncurrent liabilities:
Accrued workers’ compensation costs	186,624	187,412
Long-term debt	144,400	144,400
Operating lease liabilities, net of current	50,371	0
Other accrued liabilities, net of current	0	9,996
Total noncurrent liabilities	381,395	341,808
Commitments and contingencies
Stockholders’ equity:
Common stock	555	555
Additional paid-in capital	33,833	36,752
Treasury stock, at cost	(376,097)	(357,569)
Retained earnings	460,903	397,938
Total stockholders’ equity	119,194	77,676
Total liabilities and stockholders’ equity	$ 1,350,978	$ 1,191,816