Significant Accounting Policies - Adoption of New Accounting Standards (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2022	Oct. 02, 2021	Oct. 01, 2022	Oct. 02, 2021	Jan. 02, 2022	Jan. 01, 2022
Significant Accounting Policies
Current portion of convertible debt, net						$ 450,599
Other non-current liabilities	$ 49,890		$ 49,890			77,044
Retained earnings	$ 1,568,108		$ 1,568,108			$ 2,214,839
Basic (in dollars per share)	$ 0.62	$ 48.11	$ 1.84	$ 48.08
Diluted (in dollars per share)	0.60	$ 46.76	1.79	$ 46.71
ASU 2020-06 | Cumulative effect of adoption of accounting standard
Significant Accounting Policies
Current portion of convertible debt, net					$ 76,991
Other non-current liabilities					(17,028)
Retained earnings					$ (59,963)
Basic (in dollars per share)	0.12		0.34
Diluted (in dollars per share)	$ 0.12		$ 0.33