Consolidated Balance Sheets (Parenthetical) - $ / shares	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Common Class A
Common stock, par value (USD per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	1,000,000,000.0	1,000,000,000
Common stock, shares issued (in shares)	114,390,595	113,309,385	111,658,927
Common stock, shares outstanding (in shares)	114,390,595	113,309,385
Common Class B
Common stock, par value (USD per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	250,000,000	250,000,000
Common stock, shares issued (in shares)	99	99
Common stock, shares outstanding (in shares)	99	99