v2.3.0.11
Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data
 6 Months Ended 12 Months Ended
Jun. 30, 2011
Dec. 31, 2010
Condensed Consolidated Balance Sheets    
Trade accounts receivable-billed, allowance $ 2,541 $ 1,837
Property and equipment, accumulated depreciation 104,856 94,236
Software, accumulated amortization 51,106 45,579
Client contracts, accumulated amortization 146,175 133,218
Current maturities of long-term debt, unamortized original issue discount 0 621
Long-term debt, unamortized original issue discount $ 32,593 $ 34,841
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, shares authorized 10,000,000 10,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 100,000,000 100,000,000
Common stock, shares outstanding 34,607,509 34,120,789
Treasury stock, shares 29,956,808 29,956,808