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Stock-based Compensation Stock-Based Compensation Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands					12 Months Ended
	Sep. 16, 2019	Jan. 15, 2019	Jan. 15, 2018	Jan. 15, 2017	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted	10,000
Stock-based compensation					$ 5,753	$ 5,812	$ 3,518
Nonvested stock-based compensation expense					$ 4,600
Remaining weighted average vesting period					1 year 4 months 17 days
Grants in Period					474,970
Management [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock Awards Issued During Period		417,500	350,000	340,000
Stock Award Vesting Period		3 years	3 years	3 years
Grants in Period				26,580
Director [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock Awards Issued During Period		47,470	30,192
Stock Award Vesting Period			3 years	3 years
2016 Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Authorized Under Stock Incentive Plan					4,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant					2,788,391
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Award Vesting Period					3 years
Grants in Period					67,452
Weighted Average [Member] \| Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants in Period					19,012
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value					$ 8.59