Earnings per Share (EPS) (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Numerator:
Income (loss) from continuing operations		$ 36,940	$ 3,507	$ (190,491)
(Loss) income from discontinued operations, net of tax		0	(4,858)	10,115
Income (loss) attributable to common stockholders (numerator for EPS)		$ 36,940	$ (1,351)	$ (180,376)
Denominator:
Weighted-average shares used in basic EPS (in shares)		173,912,000	173,914,000	171,519,000
Dilutive effect of common stock equivalents (in shares)		3,340,000	5,191,000	0
Weighted-average shares used in diluted EPS (in shares)		177,252,000	179,105,000	171,519,000
Basic earnings (loss) per share:
Continuing operations (in dollars per share)	[1]	$ 0.21	$ 0.02	$ (1.11)
Discontinued operations (in dollars per share)	[1]	0	(0.03)	0.06
Net income (loss) (in dollars per share)	[1]	0.21	(0.01)	(1.05)
Diluted earnings (loss) per share:
Continuing operations (in dollars per share)	[1]	0.21	0.02	(1.11)
Discontinued operations (in dollars per share)	[1]	0	(0.03)	0.06
Net income (loss)(in dollars per share)	[1]	$ 0.21	$ (0.01)	$ (1.05)
Common stock equivalents excluded from calculation of diluted earnings per share because their impact would be anti-dilutive (in shares)		10,234,000	6,514,000	11,626,000
Dilutive effect of common stock equivalents (in shares)				2,483

[1] The sum of the earnings per share amounts may not equal the totals due to rounding.