Intangible assets and Goodwill - Schedule Of Finite-Lived Intangible Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 304,788	$ 296,942
Accumulated Amortization	(220,705)	(186,159)
Net Carrying Amount	84,083	110,783
Capitalized Software Development Costs
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	132,789	123,842
Accumulated Amortization	(76,910)	(49,299)
Net Carrying Amount	55,879	74,543
Acquired Technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	91,900	92,236
Accumulated Amortization	(87,917)	(84,962)
Net Carrying Amount	3,983	7,274
Patents
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	35,609	34,427
Accumulated Amortization	(23,993)	(21,725)
Net Carrying Amount	11,616	12,702
Other
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	44,490	46,437
Accumulated Amortization	(31,885)	(30,173)
Net Carrying Amount	$ 12,605	$ 16,264