Fair Value Measurement (Tables)

12 Months Ended

Dec. 31, 2013

Fair Value Measurement

Schedule of financial assets and liabilities measured at fair value on a recurring basis and basis of measurement

	Fair Value Measurement at December 31, 2013						Fair Value Measurement at December 31, 2012
	Level 1		Level 2		Level 3		Level 1		Level 2		Level 3
Assets:
Prepaid expenses and other
Interest rate swap		—	$	824		—		—		—		—
Liabilities:
Accrued expenses
Contingent acquisition consideration		—		—	$	1,374		—		—	$	1,316
Other long term liabilities
Interest rate swap		—		—		—		—	$	794		—
Contingent acquisition consideration		—		—	$	163		—		—	$	2,008

Schedule of reconciliation of the beginning and ending balances for liabilities measured at fair value using significant unobservable inputs (level 3)

	Due to Seller
Balance at December 31, 2010	$	(6,807	)
Increase related to new acquisitions		—
Payment of contingent consideration		—
Change in fair value		309
Balance at December 31, 2011		(6,498	)
Increase related to new acquisitions		—
Payment of contingent consideration		2,202
Change in fair value		972
Balance at December 31, 2012		(3,324	)
Increase related to new acquisitions		—
Payment of contingent consideration		896
Change in fair value		891
Balance at December 31, 2013	$	(1,537	)

Schedule of carrying and estimated fair values of the Company's financial instruments

	2013						2012
	Carrying Amount			Fair Value			Carrying Amount			Fair Value
	(In thousands)
Cash and cash equivalents	$	23,158		$	23,158		$	28,450		$	28,450
Long-term debt—
Senior credit facility, net of discount		(286,672	)		(286,672	)		(307,939	)		(307,939	)
Other obligations	$	(1,994	)	$	(1,994	)	$	(2,620	)	$	(2,620	)