Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2015

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

Our financial assets and (liabilities) carried at fair value measured on a recurring basis as of September 30, 2015 and December 31, 2014, consisted of the following (in thousands):

				Fair Value Measurements Using
	Total Fair			Quoted prices in		Significant other			Significant
	Value at			active markets		observable inputs			Unobservable inputs
Description	September 30, 2015			(Level 1)		(Level 2)			(Level 3)
Interest rate swap (1)	$	(848	)	$	—	$	(848	)	$	—
				Fair Value Measurements Using
	Total Fair			Quoted prices in		Significant other			Significant
	Value at			active markets		observable inputs			Unobservable inputs
Description	December 31, 2014			(Level 1)		(Level 2)			(Level 3)
Interest rate swap (1)	$	573		$	—	$	573		$	—

(1)    The fair value of the interest rate swap is determined based on forward yield curves.

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation

Changes in the fair value of our contingent consideration liability during the three and nine-month periods ended September 30, 2015 and 2014, consisted of the following (in thousands):

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2015			2014			2015			2014
Beginning balance	$	1,949		$	2,507		$	1,886		$	2,526
Contingent consideration liability recorded as the result of acquisitions (see Note 5)	270			—			270			—
Fair value adjustments recorded to income during the period	(58		)	(773		)	185			(754		)
Contingent payments made	(14		)	(17		)	(194		)	(55		)
Ending balance	$	2,147		$	1,717		$	2,147		$	1,717

Fair Value Inputs, Liabilities, Quantitative Information

The recurring Level 3 measurement of our contingent consideration liability includes the following significant unobservable inputs at September 30, 2015 (amount in thousands):

Contingent consideration liability	Fair value at September 30, 2015		Valuation technique	Unobservable inputs	Range
Revenue-based payments	$	1,999	Discounted cash flow	Discount rate	5% - 15%
				Probability of milestone payment	15% - 100%
				Projected year of payments	2015-2028
Other payments	$	148	Discounted cash flow	Discount rate	5%
				Probability of milestone payment	100%
				Projected year of payments	2016