INCOME TAXES - Narratives (Details)	12 Months Ended
	Jan. 02, 2016 USD ($)
Net operating losses
Valuation allowance related to carry forward of charitable contributions deductions	$ 193,000
Pre-tax charitable contributions tax effected	73,000
California Enterprise Zone hiring credits	760,000
State and Local Jurisdiction [Member]
Net operating losses
Valuation reserve	$ 789,000
State and Local Jurisdiction [Member] | Minimum [Member]
Net operating losses
Net operating losses carryforward period	5 years
State and Local Jurisdiction [Member] | Maximum [Member]
Net operating losses
Net operating losses carryforward period	20 years