Earnings (Loss) per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Income per share
Strike price of the warrant transactions (in dollars per share)	$ 80.91						$ 80.91
Numerator:
Net earnings (loss)	$ (15,976)	$ (831)	$ 16,948	$ 1,749	$ 7,865	$ 25,616	$ 141	$ 35,230
After-tax interest expense for 2023 Notes	0			0			0	2,664
Numerator for dilutive earnings (loss) per share	$ (15,976)			$ 1,749			$ 141	$ 37,894
Denominator:
Weighted average shares outstanding, basic (in shares)	54,608,963			53,789,674			54,498,687	53,517,838
Effect of dilutive securities:
Stock options, RSU and SAR (in shares)	0			1,245,164			1,076,235	1,241,347
Convertible notes	0			0			0	6,783,936
Weighted average shares outstanding, diluted (in shares)	54,608,963			55,034,838			55,574,922	61,543,121
Earnings per share, basic (in dollars per share)	$ (0.29)			$ 0.03			$ 0.00	$ 0.66
Earnings per share, diluted (in dollars per share)	(0.29)			$ 0.03			0.00	$ 0.62
Convertible Debt
Income per share
Conversion price, per share of common stock (in dollars per share)	$ 59.33						$ 59.33
2023 Notes
Income per share
Common stock equivalents excluded in the calculation of diluted income per share (in shares)	0			6,783,936			2,261,312	0
Stock options, RSUs, PSUs
Income per share
Common stock equivalents excluded in the calculation of diluted income per share (in shares)	411,506			792,904			486,080	470,822