Share-based Awards - Summary of Stock Option Activity (Details) - $ / shares			12 Months Ended
	Apr. 27, 2020	Feb. 03, 2020	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018	Oct. 22, 2018
Number of Options
Exercised (in shares)	(269,000)	(191,470)
Time-Based Options
Number of Options
Options outstanding, beginning balance (in shares)			6,243,667	5,798,375	5,528,836
Granted (in shares)			0	1,363,822	334,535
Exercised (in shares)			(2,326,219)	(817,051)	(2,946)
Forfeitures (in shares)			(52,676)	(101,479)	(62,050)
Options outstanding, ending balance (in shares)			3,864,772	6,243,667	5,798,375
Total vested and expected to vest (in shares)			2,309,467
Weighted-Average Exercise Price
Weighted-average exercise price, beginning balance (in usd per share)			$ 10.57	$ 7.53	$ 7.27
Granted (in usd per share)			0	21.66	11.98
Exercised (in usd per share)			7.29	7.21	8.47
Forfeitures (in usd per share)			20.63	12.72	8.10
Weighted-average exercise price, ending balance (in usd per share)			12.42	$ 10.57	$ 7.53
Total vested and expected to vest, weighted average exercise price (in usd per share)			$ 7.45
Performance-Based Options
Number of Options
Options outstanding, beginning balance (in shares)			5,777,121	5,795,330	5,525,860
Granted (in shares)			0	99,788	334,536
Exercised (in shares)			(3,438,470)	0	0
Forfeitures (in shares)			(13,071)	(117,997)	(65,066)
Options outstanding, ending balance (in shares)			2,325,580	5,777,121	5,795,330
Total vested and expected to vest (in shares)			2,325,580
Weighted-Average Exercise Price
Weighted-average exercise price, beginning balance (in usd per share)			$ 4.57	$ 4.40	$ 6.11
Granted (in usd per share)			0	17.29	11.98
Exercised (in usd per share)			4.55	0	0
Forfeitures (in usd per share)			16.47	7.15	6.81
Weighted-average exercise price, ending balance (in usd per share)			4.54	$ 4.57	$ 4.40
Total vested and expected to vest, weighted average exercise price (in usd per share)			$ 4.54
Downward adjustment in weighted average price due to dividends declared (in usd per share)						$ 2.10