Capitalized Software Development Costs (Tables)

3 Months Ended

Mar. 31, 2020

Research And Development [Abstract]

Summary of Capitalized Software Development Costs, Exclusive of those Recorded within Property and Equipment

Capitalized software development costs, exclusive of those recorded within property and equipment, consisted of the following:

	March 31, 2020			December 31, 2019
	(in thousands)
Gross capitalized software development costs	$	67,074		$	61,641
Accumulated amortization		(48,248	)		(44,848	)
Capitalized software development costs, net	$	18,826		$	16,793

Summary of Capitalized Software Development Costs Including Stock-Based Compensation and Amortization

The following table summarizes software development costs capitalized, stock-based compensation included in capitalized software development costs, and amortization of capitalized software development costs.

	Three Months Ended March 31,
	2020		2019
	(in thousands)
Software development costs capitalized	$	5,433	$	3,278
Stock-based compensation included in capitalized software development costs	$	838	$	508
Amortization of capitalized software development costs	$	3,475	$	2,495