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EQUITY AND LONG-TERM INCENTIVE COMPENSATION (Details 6) - USD ($) $ in Millions		3 Months Ended		12 Months Ended
		Apr. 01, 2017	Apr. 02, 2016	Dec. 31, 2016
Amounts reclassified from each component of accumulated comprehensive income
Revenues	[1]	$ (340.6)	$ (360.6)
Cost of products sold		252.5	270.7
Interest expense		(4.0)	(3.5)
Income from continuing operations before income taxes		(13.5)	(26.0)
Income taxes		3.2	5.8
Net income		(17.4)	(13.6)
Selling, general and administrative		69.6	74.3
Gain on sale of dry cooling business		0.0	(17.9)
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Dry Cooling Business
Amounts reclassified from each component of accumulated comprehensive income
Gain on sale of dry cooling business			(17.9)
Gains (Losses) on qualifying cash flow hedges | Amount Reclassified from AOCI
Amounts reclassified from each component of accumulated comprehensive income
Income from continuing operations before income taxes		(0.6)	1.7
Income taxes		0.2	(0.3)
Net income		(0.4)	1.4
Gains (Losses) on qualifying cash flow hedges | FX Forward Contracts | Amount Reclassified from AOCI
Amounts reclassified from each component of accumulated comprehensive income
Revenues		0.0	1.0
Gains (Losses) on qualifying cash flow hedges | Commodity Contracts | Amount Reclassified from AOCI
Amounts reclassified from each component of accumulated comprehensive income
Cost of products sold		(0.7)	0.7
Gains (Losses) on qualifying cash flow hedges | Swaps | Amount Reclassified from AOCI
Amounts reclassified from each component of accumulated comprehensive income
Interest expense		(0.1)	0.0
Gains on pension and postretirement items
Amounts reclassified from each component of accumulated comprehensive income
Income taxes		0.0	0.0
Amounts reclassified from accumulated other comprehensive income		(0.2)	(0.2)
Gains on pension and postretirement items | Amount Reclassified from AOCI
Amounts reclassified from each component of accumulated comprehensive income
Selling, general and administrative		(0.2)	(0.2)
Gain on sale of dry cooling business | Amount Reclassified from AOCI | Disposal Group, Disposed of by Sale, Not Discontinued Operations | Dry Cooling Business
Amounts reclassified from each component of accumulated comprehensive income
Gain on sale of dry cooling business				$ (40.4)
Gain on sale of dry cooling business | FX Forward Contracts | Amount Reclassified from AOCI | Disposal Group, Disposed of by Sale, Not Discontinued Operations | Dry Cooling Business
Amounts reclassified from each component of accumulated comprehensive income
Gain on sale of dry cooling business		$ 0.0	$ (40.4)
[1] Under the percentage-of-completion method, we recognized revenues of $78.8 and $104.3 in the three months ended April 1, 2017 and April 2, 2016, respectively. Costs and estimated earnings in excess of billings on uncompleted contracts accounted for under the percentage-of-completion method were $38.1 and $33.9 as of April 1, 2017 and December 31, 2016, respectively, and are reported as a component of ‘‘Accounts receivable, net’’ in the condensed consolidated balance sheets. Billings in excess of costs and estimated earnings on uncompleted contracts accounted for under the percentage-of-completion method were $42.8 and $53.3 as of April 1, 2017 and December 31, 2016, respectively, and are reported as a component of ‘‘Accrued expenses’’ in the condensed consolidated balance sheets.

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