Goodwill and Intangible Assets, Net (Summary of Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]
Accumulated amortization	$ (82,760)	$ (102,488)
Total	42,848
Intangible assets, gross	129,855	148,178
Intangible assets, net	$ 47,095	45,690
Weighted average remaining useful life of intangible assets	6 years 3 months 18 days
In progress
Finite-Lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	$ 4,170	3,906
Trademarks and other
Finite-Lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	77	77
Capitalized software
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount of finite-lived intangible assets	120,620	138,857
Accumulated amortization	(78,387)	(97,900)
Total	42,233	40,957
Patents, copyrights, and trademarks
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount of finite-lived intangible assets	4,988	5,338
Accumulated amortization	(4,373)	(4,588)
Total	$ 615	$ 750