SHAREHOLDERS' EQUITY (Details)	12 Months Ended
	Dec. 31, 2016 item $ / shares shares	Jan. 02, 2016 item shares
Related Party Transactions
Preferred stock, authorized shares	400,000
Preferred stock, par value (in dollars per share) | $ / shares	$ 0.50
Treasury Stock purchased	2,000	1,000
Director [Member]
Related Party Transactions
Maximum number of shares allowed to be granted under the Plan		150,000
Number of shares issued to eligible board members	12,000	12,000
Number of eligible board members | item	8	8