Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2020

Fair Value Disclosures [Abstract]

Fair Value of Assets and Liabilities

The following table summarizes the financial assets and liabilities measured at fair value on a recurring basis as of December 31, 2020 and December 31, 2019 and the level they fall within the fair value hierarchy (in thousands):

Amounts Recorded at Fair Value	Financial Statement Classification	Fair Value Hierarchy	Fair Value December 31, 2020		Fair Value December 31, 2019
Non-COLI assets held in Deferred Supplemental Compensation Plan	Other assets	Level 1	$	1,120	$	710
Interest rate swaps	Accrued expenses	Level 2	$	1,603	$	1,473
Earn-out obligation-current	Current portion of earn-out obligation	Level 3	$	—	$	31,700
Earn-out obligation-long-term	Earn-out obligation	Level 3	$	—	$	5,000

Fair Value Measured on a Recurring Basis

Changes in earn-out obligation measured at fair value on a recurring basis using significant unobservable inputs (Level 3) for the year ended December 31, 2020 and 2019 are as follows (in thousands):

	Current portion		Long-term portion		Total
Balance as of December 31, 2018	$	—	$	—	$	—
Acquisition date fair value of contingent consideration	34,800		—		34,800
Fair value adjustment included in costs and operating expenses	1,900		—		1,900
Reclassification from long-term to current	(5,000)		5,000		—
Balance as of December 31, 2019	31,700		5,000		36,700
Earn-out payments	(31,700)		—		(31,700)
Reclassification from long-term to current	5,000		(5,000)		—
Fair value adjustment included in costs and operating expenses	(5,000)		—		(5,000)
Balance as of December 31, 2020	$	—	$	—	$	—

Fair Value Measurements on a Non-recurring Basis

The following table presents changes in the Level 3 fair value of certain assets measured on a non-recurring basis for the year ended December 31, 2020 (in thousands):

	Goodwill
Assets subject to impairment charges:
Balance as of December 31, 2019	$	182,377
Goodwill allocated to divested business	(7,379)
Carrying value prior to impairment	174,998
Impairment charge	(30,945)
Carrying value after impairment	144,053
Carrying value of assets not subject to impairment charge	94,073
Balance as of December 31, 2020	$	238,126