Earnings per Share (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
	Jan. 01, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Mar. 31, 2018
Income per share
Strike price of the warrant transactions (in dollars per share)		$ 80.91			$ 80.91
Numerator:
Net earnings		$ 60,711	$ 53,424	$ 126,950
After-tax interest expense for 2023 Notes		3,556	0	0
Numerator for dilutive earnings per share		$ 64,267	$ 53,424	$ 126,950
Denominator:
Weighted average shares outstanding, basic (in shares)		53,665,143	53,099,330	52,615,269
Effect of dilutive securities:
Stock options, RSUs, and SARs (in shares)		1,230,721	1,257,414	1,074,474
Convertible notes (in shares)		6,783,936	0	0
Weighted average shares outstanding, diluted (in shares)		61,679,800	54,356,744	53,689,743
Earnings per share, basic (in dollars per share)		$ 1.13	$ 1.01	$ 2.41
Earnings per share, diluted (in dollars per share)		1.04	$ 0.98	$ 2.36
Convertible Debt
Income per share
Conversion price (in dollars per share)		$ 59.33			$ 59.33
Convertible Debt | Accounting Standards Update 2020-06
Effect of dilutive securities:
Convertible notes (in shares)	6,800,000	6,800,000
Stock options, RSUs, PSUs
Income per share
Common stock equivalents excluded in the calculation of diluted income per share (in shares)		373,728	1,275,114	2,888,785