Discontinued Operations - Summary Of Financial Information That Has Been Reported As Discontinued Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Discontinued operations:
Net income from discontinued operations	$ 0	$ 42,158
Discontinued Operations, Held-for-sale
Discontinued operations:
Revenue	0	11,031
Operating expenses	0	(11,572)
Depreciation and amortization	0	0
Research and development	0	(69)
(Loss) income from operations	0	(610)
Other income	0	35
Gain on sale of businesses	0	65,417
Income before income taxes	0	64,842
Income tax expense	0	(22,684)
Net income from discontinued operations	$ 0	$ 42,158