Note 1. SIGNIFICANT ACCOUNTING POLICIES (Details) - Compensation expense (income) is included in selling, general and administrative expense in the Cond (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 27, 2014	Jun. 28, 2013	Jun. 27, 2014	Jun. 28, 2013
Compensation expense (income) is included in selling, general and administrative expense in the Cond [Abstract]
Stock appreciation right income (expense)	$ 9	$ 60	$ (35)	$ (19)