Revenue (Tables)

3 Months Ended

Mar. 31, 2020

Revenue from Contract with Customer [Abstract]

Summary of Total Receivables, Net

Total receivables, net is comprised of the following (in thousands):

	March 31, 2020		December 31, 2019
Billed receivables	$	164,282	$	213,654
Allowance for doubtful accounts	(3,465)		(5,149)
Billed receivables, net	160,817		208,505
Accrued receivables	375,739		399,302
Significant financing component	(32,355)		(35,569)
Total accrued receivables, net	343,384		363,733
Less: current accrued receivables	155,430		161,714
Less: current significant financing component	(10,600)		(11,022)
Total long-term accrued receivables, net	198,554		213,041
Total receivables, net	$	504,201	$	572,238

Summary of Changes in Deferred Revenue

Changes in deferred revenue were as follows (in thousands):

Balance, December 31, 2019	$	118,939
Deferral of revenue	45,927
Recognition of deferred revenue	(25,359)
Foreign currency translation	(2,743)
Balance, March 31, 2020	$	136,764