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Consolidated Balance Sheets (USD $)
In Thousands
Sep. 30, 2011
Dec. 31, 2010
ASSETS  
Cash and cash equivalents$ 42,217$ 30,924
Marketable securities25,93824,511
Trade accounts receivable, net50,87037,596
Income taxes receivable2,3562,356
Prepaid expenses and other1,8081,798
Deferred income taxes5,8736,101
Total current assets129,062103,286
Marketable securities9,7495,921
Property, equipment and software, net14,87815,037
Restricted marketable securities and workers' compensation deposits9,7458,811
Other assets3,1033,094
Workers' compensation receivables for insured losses and recoveries3,7403,915
Goodwill47,82047,820
Total assets218,097187,884
LIABILITIES AND STOCKHOLDERS' EQUITY  
Accounts payable1,306964
Accrued payroll, payroll taxes and related benefits52,68937,525
Income taxes payable1,5170
Other accrued liabilities602442
Workers' compensation claims liabilities15,59914,768
Safety incentives liability5,8605,024
Total current liabilities77,57358,723
Long-term workers' compensation claims liabilities25,10021,847
Long-term workers' compensation claims liabilities for insured claims2,6362,686
Deferred income taxes7,8417,841
Customer deposits and other long-term liabilities1,4591,422
Commitments and contingencies  
Stockholders' equity:  
Preferred stock, $.01 par value; 500 shares authorized; no shares issued and outstanding00
Common stock, $.01 par value; 20,500 shares authorized, 9,934 and 10,202 shares issued and outstanding99102
Additional paid-in capital21,69025,164
Accumulated other comprehensive loss(126)(65)
Retained earnings81,82570,164
Total stockholders' equity103,48895,365
Total liabilities and stockholders' equity$ 218,097$ 187,884