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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Recently adopted accounting standards (Details)
$ in Millions
3 Months Ended
Apr. 02, 2017
USD ($)
Restatement Adjustment [Member] | Accounting Standards Update 2016-18 [Member]  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]  
Increase (decrease) in restricted cash $ (14.0)