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Stockholders' Equity - Narrative (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 27, 2019	Sep. 28, 2018	Sep. 27, 2019	Sep. 28, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for grant (in shares)	2,600,000		2,600,000
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted (in shares)			375,383
Weighted average grant date fair value (in usd per share)			$ 34.43
Recognized expense	$ 908,000	$ 940,000	$ 2,797,000	$ 2,548,000
Total unrecognized compensation cost, RSAs	10,784,000		$ 10,784,000
Weighted average remaining term, RSAs			2 years 6 months
Restricted Stock | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period			1 year
Restricted Stock | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period			5 years
Restricted Stock | Time-Based Vesting
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total unrecognized compensation cost, RSAs	4,006,000		$ 4,006,000
Weighted average remaining term, RSAs			2 years 8 months 12 days
Restricted Stock | Performance-Based Vesting
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total unrecognized compensation cost, RSAs	6,778,000		$ 6,778,000
Weighted average remaining term, RSAs			2 years 1 month 6 days
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Recognized expense	$ 0	$ 150,000	$ 114,000	$ 451,000
Stock options | 2019 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for grant (in shares)	2,231,236		2,231,236
Share-based compensation expense, capitalized			$ 0

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