Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014		Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 8,504		$ 12,829
Accounts receivable, net	187,045		169,905
Prepaid expenses	8,196		5,785
Deferred tax assets	1,817		433
Other current assets	1,248		1,298
Total current assets	206,810		190,250
Property, equipment and leasehold improvements, net	11,238		10,950
Goodwill	438,998		369,312
Intangible assets, net	125,603		94,864
Long-term accounts receivable, less current portion	41,228		35,952
Deferred tax assets, noncurrent	14,213		21,491
Deferred financing costs, net	7,850		8,193
Other assets	1,685		1,501
Total assets	847,625	[1],[2],[3]	732,513
Current liabilities:
Accounts payable	59,231		52,672
Accrued expenses	41,836		38,448
Accrued interest expense	4,974		10,431
Deferred revenue	6,290		5,795
Current portion of subordinated unsecured notes payable			318
Current portion of contingent earnout obligation	6,362		2,032
Other current liabilities	7,914		6,438
Total current liabilities	126,607		116,134
Senior unsecured notes payable	250,000		250,000
Senior secured revolving credit facility and working capital facilities	158,475		82,970
Long-term contingent earnout obligation, less current portion	4,923		2,373
Other long-term liabilities	8,743		8,165
Total liabilities	548,748		459,642
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $0.0001 par value; Authorized 50,000,000 shares; no shares issued and outstanding at December 31, 2013 and March 31, 2014	0		0
Common stock, $0.0001 par value; Authorized 250,000,000 shares; issued and outstanding 36,298,212 and 38,217,266 shares at December 31, 2013 and March 31, 2014, respectively	4		4
Additional paid-in capital	361,116		333,996
Accumulated other comprehensive loss	(6,762)		(5,937)
Accumulated deficit	(46,993)		(46,704)
Treasury stock, at cost; Outstanding 905,349 shares at December 31, 2013 and March 31, 2014	(8,488)		(8,488)
Total stockholders’ equity	298,877		272,871
Total liabilities and stockholders' equity	$ 847,625		$ 732,513

[1] For segment purposes, the Company defines segment profit as earnings before interest expenses, income taxes, depreciation and amortization, sharebasedcompensation expenses, acquisition related transaction costs and other expenses. A consolidated reconciliation from segment profit to income fromoperations is included below.

[2] Long-lived assets are noncurrent assets excluding deferred tax assets and deferred financing costs.

[3] Total assets and long-lived assets include goodwill. Goodwill recorded in connection with certain tax benefits to be realized in the Company's U.S. incometax returns has been reflected in the United States segment.