CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Dec. 29, 2019	Dec. 30, 2018
Statement of Financial Position [Abstract]
Accounts receivable, reserves	$ 2,856	$ 1,879
Capitalized software, accumulated amortization	104,237	89,161
Other assets, accumulated amortization	$ 56	$ 776
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	170,000,000	170,000,000
Common stock, shares issued	38,934,009	40,977,561
Common stock, shares outstanding	38,934,009	40,977,561
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued	0	0