Capitalized Software (Tables)

12 Months Ended

Dec. 31, 2015

Research and Development [Abstract]

Capitalized Software

Capitalized software consisted of the following:

	December 31,
	2015			2014
	(In thousands)
Capitalized internal-use software development costs	$	146,261		$	120,268
Less: Accumulated amortization	(99,625		)	(80,470		)
Capitalized software, net	$	46,636		$	39,798

Schedule of Amortization by Statement of Financial Performance Location

Amortization expense is classified in each of the operating expense categories as follows:

	Years Ended December 31,
	2015		2014		2013
	(In thousands)
Cost of revenue	$	18,508	$	17,730	$	14,777
Sales and marketing	162		323		206
General and administrative	489		976		733
Total	$	19,159	$	19,029	$	15,716