BANK CREDIT ARRANGEMENTS (Details) - USD ($) $ in Thousands	Dec. 26, 2015	Dec. 27, 2014
Bank Credit Arrangements
Outstanding amount	$ 976	$ 13,952
Short-term borrowings
Bank Credit Arrangements
Total line of credit facility for short-term borrowings	103,484
Outstanding amount	199	$ 13,058
Unused and available borrowings	$ 103,285
Weighted average interest rate on short-term borrowings (as a percent)	5.23%	6.56%
Other short-term bank loans
Bank Credit Arrangements
Outstanding amount	$ 777	$ 894