Basis of Presentation and Summary of Significant Accounting Policies - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands			12 Months Ended
	Mar. 13, 2014	Feb. 19, 2014	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Jan. 31, 2019
Subsidiary, Sale of Stock [Line Items]
Amounts reclassified from unbilled revenue to accounts receivable			$ 13,806	$ 10,319
Amounts reclassified from deferred revenue to revenue			5,049	3,137
Amortization of intangibles			$ 43,731	81,119	$ 45,946
Warrants
Exercise price (in dollars per share)			$ 11.50
Right-of-use asset			$ 6,184	6,599
Operating lease liability			6,358
Cumulative Effect, Period of Adoption, Adjustment
Warrants
Right-of-use asset						$ 7,300
Operating lease liability						$ 7,300
Public warrants
Warrants
Number of shares called by each warrant (in shares)	1
Exercise price (in dollars per share)	$ 11.50
Number of warrants issued (in shares)		5,950,000
Exercise of underwriter's over-allotment option
Warrants
Number of warrants issued (in shares)	210,000
Units | Public warrants
Warrants
Sale of units (in shares)		21,000,000
Issue price (in dollars per share)		$ 10.00
Number of shares of common stock included in each unit (in shares)		1
Number of warrants included in each unit (in shares)		0.5
Units | Exercise of underwriter's over-allotment option
Warrants
Sale of units (in shares)	1,050,000
Number of shares of common stock included in each unit (in shares)	1
Number of warrants included in each unit (in shares)	0.5
Developed technology
Subsidiary, Sale of Stock [Line Items]
Amortization of intangibles				34,000
Trade name
Warrants
Impairment of tradenames					$ 2,600
Software
Warrants
Impairment of tradenames				$ 1,000
Subsidiaries | Argentina
Subsidiary, Sale of Stock [Line Items]
Net assets			$ (3,000)
Revenue from Contract with Customer Benchmark | Subsidiaries | Argentina
Subsidiary, Sale of Stock [Line Items]
Percentage of worldwide total			3.90%	4.00%