v3.8.0.1

BASIS OF PRESENTATION (ASC 606) (Details) - USD ($)	3 Months Ended
	Apr. 01, 2018	Jan. 02, 2018	Jan. 01, 2018	Dec. 31, 2017
Cumulative effects of adoption of ASU 2014-09
Deferred tax asset	$ 6,402,000	$ 6,402,000		$ 5,823,000
Other current liabilities	2,688,000	3,342,000		3,118,000
Other liabilities	5,454,000	6,040,000		3,963,000
Retained earnings	11,227,000	$ 10,229,000		11,951,000
Revenue from contract with customer
Gift cards payable	900,000			$ 1,000,000
Change in contract liabilities
Beginning balance, January 1, 2018	2,370,000
Revenue recognized	(56,000)
Ending balance, April 1, 2018	2,314,000
Estimated future revenues expected to be recognized for performance obligations
Revenue expected to be recognized as of April 1, 2018	$ 2,314,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2018-04-02
Estimated future revenues expected to be recognized for performance obligations
Revenue, remaining performance obligation, expected timing of satisfaction, period	9 months
Revenue expected to be recognized as of April 1, 2018	$ 169,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2018-12-31
Estimated future revenues expected to be recognized for performance obligations
Revenue, remaining performance obligation, expected timing of satisfaction, period	12 months
Revenue expected to be recognized as of April 1, 2018	$ 225,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2019-12-30
Estimated future revenues expected to be recognized for performance obligations
Revenue, remaining performance obligation, expected timing of satisfaction, period	12 months
Revenue expected to be recognized as of April 1, 2018	$ 218,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2021-01-04
Estimated future revenues expected to be recognized for performance obligations
Revenue, remaining performance obligation, expected timing of satisfaction, period	12 months
Revenue expected to be recognized as of April 1, 2018	$ 206,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-01-03
Estimated future revenues expected to be recognized for performance obligations
Revenue, remaining performance obligation, expected timing of satisfaction, period	12 months
Revenue expected to be recognized as of April 1, 2018	$ 190,000
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-02
Estimated future revenues expected to be recognized for performance obligations
Revenue, remaining performance obligation, expected timing of satisfaction, period	0 months
Revenue expected to be recognized as of April 1, 2018	$ 1,306,000
Difference between Revenue Guidance in Effect before and after Topic 606 [Member] | Accounting Standards Update 2014-09 [Member]
Cumulative effects of adoption of ASU 2014-09
Deferred tax asset			$ 579,000
Other current liabilities			224,000
Other liabilities			2,077,000
Retained earnings			$ (1,722,000)
Gift Cards
Revenue from contract with customer
Revenue from contract with customer	108,000
Gift cards payable	900,000
Franchise Royalty and Fees
Revenue from contract with customer
Revenue from contract with customer	$ 56,000

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