Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Company's Intangible Assets

Intangible assets that are subject to amortization, including the related accumulated amortization, are comprised of the following:

	December 31, 2020							December 31, 2019
	Cost		Accumulated amortization			Net carrying amount		Cost		Accumulated amortization			Net carrying amount
	(In thousands)
Technology	$	5,770	$	(5,770	)	$	—	$	5,770	$	(5,770	)	$	—
Customer relationships		102,696		(7,369	)		95,327		64,332		(3,451	)		60,881
Non-competition agreements		380		(380	)		—		380		(380	)		—
Tradenames and patents		400		(373	)		27		490		(385	)		105
Total	$	109,246	$	(13,892	)	$	95,354	$	70,972	$	(9,986	)	$	60,986