Discontinued Operations and Divestitures Schedule of Operating Results of Discontinued Operations (Details) - Connected Care Business - Discontinued Operations, Disposed of by Sale - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenue	$ 1,165	$ 3,520
Cost of revenue	(467)	(1,029)
Selling, general and administrative	(524)	(1,465)
Research and development	(592)	(1,230)
Other expense, net	(5)	0
Pretax loss from discontinued operations related to major classes of pretax income (loss)	(423)	(204)
Gain on sale of the Connected Care Business	32,211	0
Total pretax income (loss) from discontinued operations	31,788	(204)
Benefit from income taxes	(223)	0
Total income (loss) from discontinued operations, net of tax	$ 32,011	$ (204)