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SHAREHOLDERS' EQUITY AND LONG-TERM INCENTIVE COMPENSATION (Details 4) - USD ($) $ in Millions		3 Months Ended			6 Months Ended		12 Months Ended
		Jul. 01, 2017	Jul. 02, 2016	Apr. 02, 2016	Jul. 01, 2017	Jul. 02, 2016	Dec. 31, 2016
Amounts reclassified from each component of accumulated comprehensive income
Revenues	[1]	$ (349.7)	$ (371.4)		$ (690.3)	$ (732.0)
Cost of products sold		273.6	280.3		526.1	551.0
Interest expense		4.6	3.8		8.6	7.3
Pre-tax		2.3	(10.3)		(11.2)	(36.3)
Income taxes		6.0	3.8		9.2	9.6
Net loss (income)		9.0	(3.0)		(8.4)	(16.6)
Selling, general and administrative		71.4	72.8		141.0	147.1
Recognition of foreign currency translation adjustment associated with the sale of our dry cooling business		0.0	1.2		0.0	(16.7)
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Dry Cooling Business
Amounts reclassified from each component of accumulated comprehensive income
Recognition of foreign currency translation adjustment associated with the sale of our dry cooling business				$ (17.9)		(16.7)
Net Unrealized Gains (Losses) on Qualifying Cash Flow Hedges | Amount Reclassified from AOCI
Amounts reclassified from each component of accumulated comprehensive income
Pre-tax		(0.5)	0.9		(1.1)	2.6
Income taxes		0.2	(0.4)		0.4	(0.7)
Net loss (income)		(0.3)	0.5		(0.7)	1.9
Net Unrealized 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	0.0		0.0	1.0
Net Unrealized 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)	0.9		(1.4)	1.6
Net Unrealized Gains (Losses) on Qualifying Cash Flow Hedges | Swaps | Amount Reclassified from AOCI
Amounts reclassified from each component of accumulated comprehensive income
Interest expense		0.2	0.0		0.3	0.0
Pension and Postretirement Liability Adjustment
Amounts reclassified from each component of accumulated comprehensive income
Amortization of unrecognized prior service credits, pre-tax		(0.2)	(0.2)		(0.4)	(0.4)
Income taxes		0.1	0.1		0.1	0.1
Gains on pension and postretirement items, net of tax		(0.1)	(0.1)		(0.3)	(0.3)
Pension and Postretirement Liability Adjustment | Amount Reclassified from AOCI
Amounts reclassified from each component of accumulated comprehensive income
Selling, general and administrative		$ (0.2)	$ (0.2)		(0.4)	(0.4)
Foreign Currency Translation Adjustment | 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
Recognition of foreign currency translation adjustment associated with the sale of our dry cooling business					$ 0.0	$ (40.4)	$ (40.4)
[1] Under the percentage-of-completion method, we recognized revenues of $65.8 and $80.1 in the three months ended July 1, 2017 and July 2, 2016, respectively. For the six months ended July 1, 2017 and July 2, 2016, revenues under the percentage-of-completion method were $144.6 and $184.4, respectively. Costs and estimated earnings in excess of billings on uncompleted contracts accounted for under the percentage-of-completion method were $31.3 and $33.9 as of July 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 $42.0 and $53.3 as of July 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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