CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
CURRENT ASSETS:
Cash and cash equivalents	$ 18,916	$ 54,226
Trade accounts receivable, less allowance for doubtful accounts of $2,646 and $3,986 respectively	148,158	117,854
Prepaid expenses	15,364	12,934
Income taxes receivable	12,159	9,437
Deferred income taxes	11,895	4,625
Other current assets	649	71
Total Current Assets	207,141	199,147
LONG-TERM ASSETS:
Property and equipment, net	78,910	70,579
Internally developed software, net	15,134	14,713
Goodwill	478,970	404,187
Other intangibles, net	55,795	29,605
Other long-term assets	18,421	20,021
Total Long-term Assets	647,230	539,105
Total Assets	854,371	738,252
CURRENT LIABILITIES:
Accounts payable	23,627	18,548
Current maturities of long-term obligations	13,967	10,959
Accrued compensation	23,248	18,673
Customer deposits	4,849	2,534
Deferred revenue	4,419	2,276
Dividends payable	3,459	3,376
Other accrued expenses	10,278	7,988
Total Current Liabilities	83,847	64,354
LONG-TERM LIABILITIES:
Deferred income taxes	37,568	34,650
Other long-term liabilities	13,431	11,789
Long-term obligations (excluding current maturities)	396,685	302,522
Total Long-term Liabilities	$ 447,684	$ 348,961
COMMITMENTS AND CONTINGENCIES
EQUITY:
Preferred Stock
Common stock-$0.01 par value; authorized 100,000,000 shares; issued and outstanding June 30, 2015- 40,835,651 and 37,343,130 shares, respectively; issued and outstanding December 31, 2014-40,835,651 and 36,680,469 shares, respectively	$ 408	$ 408
Additional paid-in capital	293,347	294,054
Accumulated other comprehensive loss	(4,937)	(4,362)
Retained earnings	80,170	88,391
Treasury stock, at cost-3,492,521 shares and 4,155,182 shares, respectively	(46,148)	(53,554)
Total Equity	322,840	324,937
Total Liabilities and Equity	$ 854,371	$ 738,252
Participating preferred stock
EQUITY:
Preferred Stock