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Stock-based Compensation Stock-Based Compensation Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands			12 Months Ended
	Jan. 15, 2019	Jan. 15, 2018	Jan. 02, 2022	Jan. 03, 2021	Dec. 29, 2019	Jun. 18, 2021	Jan. 03, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Award Vesting Period		3 years
Stock-based compensation			$ 6,234	$ 5,223	$ 5,753
Nonvested stock-based compensation expense			$ 5,600
Remaining weighted average vesting period			1 year 1 month 6 days
Grants in Period			987,744
Granted (in dollars per share)			$ 7.12
Granted (in shares)			1,075,000
Share price (in dollars per share)			$ 2.96
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period			531,437
Management [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock Awards Issued During Period	790,000	417,500
Stock Award Vesting Period	3 years	3 years
Director [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock Awards Issued During Period	73,128	47,470
Grants in Period					10,000
2016 Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Authorized Under Stock Incentive Plan			7,500,000			3,500,000	4,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant			3,599,630
Restricted Stock [Member] \| Certain Employees and Officers
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	895,000
Restricted Stock [Member] \| Outside Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	92,744
Non-Qualified Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)			739,340
Incentive Stock Options (ISOs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)			335,660
Share-based Payment Arrangement, Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period			7 years
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Award Vesting Period			3 years
Grants in Period			99,317	12,805
Granted (in shares)			112,122
Share price (in dollars per share)			$ 6.68
Vested			(19,958)