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INCOME TAXES - UNRECOGNIZED TAX BENEFITS (DetailS)
12 Months Ended
Dec. 31, 2015
USD ($)
Unrecognized tax benefits  
Unrecognized tax benefits, if recognized would impact effective tax rate $ 20,100,000
Balance at the beginning of the period 17,100,000
Increase related to prior year tax positions 2,300,000
Increase related to current year tax positions 700,000
Balance at the end of the period $ 20,100,000