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SEGMENT INFORMATION - Narrative (Detail)
$ in Millions
12 Months Ended
Dec. 31, 2016
USD ($)
Segment
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Segment Reporting Information [Line Items]      
Number of reportable segment | Segment 2    
United States      
Segment Reporting Information [Line Items]      
Export sales | $ $ 470.5 $ 508.4 $ 521.7