Long-Lived Assets (Tables)

3 Months Ended

Mar. 31, 2021

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Changes in Carrying Amount of Goodwill

Goodwill. The changes in the carrying amount of goodwill for the first quarter of 2021 were as follows (in thousands):

January 1, 2021 balance	$	272,322
Goodwill acquired during period		168
Adjustments related to prior acquisitions		(15	)
Effects of changes in foreign currency exchange rates		790
March 31, 2021 balance	$	273,265

Summary of Carrying Value of Assets

As of March 31, 2021 and December 31, 2020, the carrying values of these assets were as follows (in thousands):

	March 31, 2021							December 31, 2020
	Gross							Gross
	Carrying		Accumulated			Net		Carrying		Accumulated			Net
	Amount		Amortization			Amount		Amount		Amortization			Amount
Acquired customer contracts	$	154,119	$	(107,846	)	$	46,273	$	153,790	$	(105,778	)	$	48,012
Software		169,247		(143,662	)		25,585		166,289		(139,836	)		26,453
Total intangible assets	$	323,366	$	(251,508	)	$	71,858	$	320,079	$	(245,614	)	$	74,465

Summary of Carrying Values of Customer Contract Cost Assets

Customer Contract Costs.  As of March 31, 2021 and December 31, 2020, the carrying values of our customer contract cost assets, related to those contracts with a contractual term greater than one year, were as follows (in thousands):

	March 31, 2021							December 31, 2020
	Gross							Gross
	Carrying		Accumulated			Net		Carrying		Accumulated			Net
	Amount		Amortization			Amount		Amount		Amortization			Amount
Customer contract costs	$	90,136	$	(42,802	)	$	47,334	$	87,131	$	(39,893	)	$	47,238