Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2016	Jan. 02, 2016
Statement Of Financial Position [Abstract]
Allowances for accounts receivable	$ 25,388	$ 22,623
Allowances for vendor receivables	$ 1,819	$ 1,566
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	600,000,000	600,000,000
Common stock, shares issued	220,928,969	166,667,000
Common stock, shares outstanding	220,928,969	166,667,000