Other Noncurrent Liabilities (Details) - USD ($) $ in Thousands	Dec. 30, 2017	Dec. 31, 2016
OTHER NONCURRENT LIABILITIES [Abstract]
Accrued pension liability (Note 15)	$ 52,771	$ 53,152
Reserve for self insurance, litigation, environmental and tax matters (Note 19)	51,903	41,251
Other	1,613	1,711
Total other noncurrent liabilities	$ 106,287	$ 96,114