Fair Value Measurement (Tables)

3 Months Ended

Mar. 31, 2014

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 March 31, 2014 (unaudited)					Fair Value Measurement at December 31, 2013
	Level 1	Level 2		Level 3		Level 1	Level 2		Level 3
Assets:
Prepaid expenses and other
Interest rate swap	—	$	804	—		—	$	824	—
Liabilities:
Accrued expenses
Contingent acquisition consideration	—	—		$	1,366	—	—		$	1,374
Other long term liabilities
Contingent acquisition consideration	—	—		$	195	—	—		$	163

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, 2013	$	(1,537	)
Payment of contingent consideration	141
Change in fair value	(166		)
Balance at March 31, 2014	$	(1,562	)

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

	March 31, 2014						December 31, 2013
	Carrying Amount			Fair Value			Carrying Amount			Fair Value
Cash and cash equivalents	$	24,271		$	24,271		$	23,158		$	23,158
Long-term debt—
Senior credit facility, net of discount	(302,320		)	(302,320		)	(286,672		)	(286,672		)
Other obligations	$	(1,951	)	$	(1,951	)	$	(1,994	)	$	(1,994	)