CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Current Assets:
Cash and cash equivalents	$ 27,620	$ 54,226
Trade accounts receivable, net	140,597	117,854
Prepaid expenses	20,206	12,934
Income taxes receivable	8,421	9,437
Other current assets	199	71
Total current assets	197,043	194,522
Long-term Assets:
Property and equipment, net	77,715	70,579
Internally developed software, net	15,971	14,713
Goodwill	477,479	404,187
Other intangible assets, net	44,943	29,605
Other long-term assets	10,746	14,318
Total long-term assets	626,854	533,402
Total Assets	823,897	727,924
Current Liabilities:
Accounts payable	28,704	18,548
Current maturities of long-term obligations	12,213	10,959
Accrued compensation	23,977	18,673
Client deposits	3,593	2,534
Deferred revenue	3,669	2,276
Dividends payable	3,599	3,376
Other accrued expenses	9,144	7,988
Total current liabilities	84,899	64,354
Long-term Liabilities:
Deferred income taxes	47,036	30,025
Other long-term liabilities	12,476	11,789
Long-term obligations	371,365	296,819
Total long-term liabilities	$ 430,877	$ 338,633
Commitments and contingencies
Equity:
Preferred stock-$1 par value; 2,000,000 shares authorized; none issued and outstanding
Common stock - $0.01 par value; authorized 100,000,000 shares; issued and outstanding December 31, 2015 - 40,835,651 and 37,534,447 shares, respectively; issued and outstanding December 31, 2014 - 40,835,651 and 36,680,469 shares, respectively	$ 408	$ 408
Additional paid-in capital	296,324	294,054
Accumulated other comprehensive loss	(7,949)	(4,362)
Retained earnings	62,991	88,391
Treasury stock, at cost - 3,301,204 shares and 4,155,182 shares, respectively	(43,653)	(53,554)
Total equity	308,121	324,937
Total Liabilities and Equity	$ 823,897	$ 727,924