CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 11,014	$ 18,462
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Depreciation and software and leasehold amortization	22,582	20,006
Amortization of intangible assets	14,463	20,325
Share-based compensation expense	5,696	5,134
Provision for doubtful accounts	1,632	1,776
Loan fee amortization and write-off	1,559	537
Fair value adjustment to contingent consideration		(17,188)
Intangible asset impairment expense		1,777
Accretion of discount		1,138
Deferred income tax (benefit) expense	(1,538)	4,614
Other, net	(796)	(112)
Changes in operating assets and liabilities:
Trade accounts receivable	(40,268)	(16,698)
Prepaid expenses and other assets	1,490	3,448
Accounts payable and other liabilities	5,742	(2,746)
Customer deposits	(13,947)	2,275
Deferred revenue	1,413	303
Excess tax benefit related to share-based compensation	(322)
Other	(128)	(474)
Net cash provided by operating activities	8,592	42,577
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of property and equipment	(28,087)	(12,591)
Internally developed software costs	(4,875)	(4,843)
Proceeds from sale of assets	5	491
Other investing activities, net		187
Net cash used in investing activities	(32,957)	(16,756)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from the issuance of long-term debt	300,000
Proceeds from revolver borrowings	88,000	59,000
Payments to reduce revolver borrowings	(287,000)	(59,000)
Debt issuance costs	(8,105)
Payments under long-term obligations	(5,761)	(5,736)
Payment of deferred acquisition consideration	(3,139)	(8,400)
Excess tax benefit related to share-based compensation	322
Common stock repurchases (Note 9)	(17,793)	(5,939)
Cash dividends paid (Note 9)	(9,771)	(5,925)
Proceeds from exercise of stock options	969	617
Net cash provided by (used in) financing activities	57,722	(25,383)
Effect of exchange rate changes on cash	355	69
NET INCREASE IN CASH AND CASH EQUIVALENTS	33,712	507
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR	3,808	2,838
CASH AND CASH EQUIVALENTS, END OF PERIOD	$ 37,520	$ 3,345