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PERFORMANCE SHARES, STOCK OPTIONS, OTHER FORMS OF COMPENSATION, AND COMMON SHARE REPURCHASES (Details) - USD ($)	3 Months Ended				9 Months Ended		12 Months Ended
	Oct. 02, 2016	Jul. 03, 2016	Apr. 03, 2016	Sep. 27, 2015	Oct. 02, 2016	Sep. 27, 2015	Jan. 03, 2016
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Number of Shares Available for Grant	103,800				103,800
Allocated Share-based Compensation Expense	$ 172,000			$ (24,000)	$ 254,000	$ 298,000
Board of Directors' Compensation [Abstract]
Board of Director Cash Compensation	30,000			35,000	65,000	188,000
Total Boardof Directors Compensation	$ 70,000			$ (29,000)	$ 179,000	285,000
Options Outstanding Rollforward [Abstract]
Outstanding options (in shares)	636,000	684,000	507,000		636,000		507,000
Outstanding Weighted Average Price	$ 10	$ 10.65	$ 13.945		$ 10		$ 16.66
Options granted	46,000	206,000	53,000
Granted Weighted Average Exercise Price	$ 5.82	$ 5.6	$ 17.658
Options Forfeited	78,000	3,000	53,000
Average Price of Shares Forfeited	$ 12.17	$ 28.53	$ 32.024		$ 12.17		$ 32.024
Exercise of stock options (in shares)	6,000
Exercised Weighted Average Exercise Price	$ 5.9			$ 0
Options canceled or expired (in shares)	10,000	26,000
Canceled or Expired Weighted Average Exercise Price	$ 31.05	$ 32.05
Options Outstanding Weighted Average Remaining Contractual Term	6 years 3 months 18 days	5 years 10 months 24 days	5 years 2 months 5 days				5 years 3 months 18 days
Options Exercisable	242,000				242,000
Exercisable Weighted Average Exercise Price	$ 11.4				$ 11.4
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value					$ 2.16		$ 4.9
Fair Value Assumptions Expected Term					5 years 8 months 12 days		3 years 3 months 18 days
Expected stock volatility					41.30%		51.20%
Risk-free interest rate					1.30%		1.90%
Performance Shares and Performance Stock Units [Member]
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense				$ (24,000)		12,000
Stock Option [Member]
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense	$ 157,000			(15,000)	$ 209,000	241,000
Value Sharebased Compensation Forfeited					(126,000)
Restricted Stock And Restricted Stock Units [Member]
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense	15,000			15,000	45,000	$ 45,000
Director [Member]
Options Outstanding Rollforward [Abstract]
Options Forfeited						20,000
Director1 [Member]
Options Outstanding Rollforward [Abstract]
Options Forfeited						20,000
Director Program [Member] \| Stock Option [Member]
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense				(79,000)	69,000	$ 52,000
Director Program [Member] \| Restricted Stock And Restricted Stock Units [Member]
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense				$ 15,000	$ 45,000	$ 45,000
Two Thousand Five Stock Option Plan [Member] \| Stock Option [Member]
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense	25,000
Two Thousand Five Stock Option Plan [Member] \| Restricted Stock And Restricted Stock Units [Member]
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense	$ 15,000
Two Thousand Five Stock Option Plan [Member] \| CEO Employment [Member]
Options Outstanding Rollforward [Abstract]
Options granted						75,000
Options Forfeited					75,000	20,000
Options canceled or expired (in shares)					25,000
Two Thousand Five Stock Option Plan [Member] \| CFO Employment [Member]
Options Outstanding Rollforward [Abstract]
Options Forfeited					78,000
Two Thousand Five Stock Option Plan [Member] \| Director2 [Member]
Options Outstanding Rollforward [Abstract]
Options granted					20,000	20,000
Two Thousand Five Stock Option Plan [Member] \| Director3 [Member]
Options Outstanding Rollforward [Abstract]
Options granted					20,000	20,000
Two Thousand Fifteen Stock Option Plan [Member] \| CEO1 Employment [Member]
Options Outstanding Rollforward [Abstract]
Options granted					50,000
Two Thousand Fifteen Stock Option Plan [Member] \| CFO Employment [Member]
Options Outstanding Rollforward [Abstract]
Options granted					6,000
Two Thousand Fifteen Stock Option Plan [Member] \| CFO1 Employment [Member]
Options Outstanding Rollforward [Abstract]
Options granted					70,000
Two Thousand Fifteen Stock Option Plan [Member] \| COO Employment [Member]
Options Outstanding Rollforward [Abstract]
Options granted						71,324
Two Thousand Fifteen Stock Option Plan [Member] \| CMO Employment [Member]
Options Outstanding Rollforward [Abstract]
Options granted					35,000