Stock-Based Compensation - Schedule of Stock Based Compensation Award Activity (Details) - shares				12 Months Ended
	Apr. 25, 2018	Apr. 26, 2017	Apr. 23, 2015	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
Shares Available for Grant
Options granted (in shares)				0	0	0
RSUs granted (in shares)				(353,000)	(110,000)	(132,000)
RSUs forfeited (in shares)				41,000	18,000	19,000
2019 Plan
Shares Available for Grant
Balance at end of period (in shares)				271,507
2019 Plan | RSUs and Performance RSUs
Shares Available for Grant
Authorized (in shares)				357,000
Options forfeited or expired (in shares)				26,000
Balance at end of period (in shares)				272,000
2019 Plan | Restricted Stock Units (RSUs)
Shares Available for Grant
RSUs granted (in shares)				(113,000)
RSUs forfeited (in shares)				2,000
2009 Plan
Shares Available for Grant
Authorized (in shares)	285,714	107,143	178,571
2009 Plan | RSUs and Performance RSUs
Shares Available for Grant
Balance at beginning of period (in shares)				483,000
Options forfeited or expired (in shares)				2,000
Balance at end of period (in shares)					483,000
Plan shares expired (in shares)				(299,000)
2009 Plan | Restricted Stock Units (RSUs)
Shares Available for Grant
RSUs granted (in shares)				(240,000)
RSUs forfeited (in shares)				54,000