Internally Developed Software (Tables)

3 Months Ended

Mar. 31, 2022

Research and Development [Abstract]

Schedule of Internally Developed Software, Net

Internally developed software, net consisted of the following:

		March 31,		December 31,
	Estimated Useful Life	2022		2021
		(in thousands)
Internally developed software	5 years	$	247,229	$	225,380
Less: accumulated amortization		(100,215)		(91,721)
Internally developed software, net		$	147,014	$	133,659

Schedule of Amortization Expense

Amortization expense was as follows:

		Three Months Ended
		March 31,
		2022		2021
	(in thousands)
Amortization expense		$	8,494	$	6,271