Net Income (Loss) Per Share Reconciliations of Basic and Diluted Net Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
Net income (loss) per share numerator:
Net loss from continuing operations		$ (8,940)	$ (19,635)
Net income (loss) from discontinued operations		32,005	(288)
Net income (loss)	[1]	$ 23,065	$ (19,923)
Weighted Average Number of Shares
Weighted-average shares for basic net income (loss) per share (shares)		110,619,780	109,904,336
Effect of dilutive securities (shares)		0	0
Weighted-average shares for dilutive net income (loss) per share (shares)		110,619,780	109,904,336
Basic and diluted net income (loss) per share
Continuing operations - common stock (in usd per share)		$ (0.08)	$ (0.18)
Discontinued operations - common stock (in usd per share)		0.29	0.00
Total net income (loss) per share - common stock (in usd per share)		$ 0.21	$ (0.18)

[1] The statements for the three months ended March 31, 2020 and 2019 include the Connected Care Business (see Note 4).