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BASIS OF PRESENTATION (Details) € in Millions, $ in Millions			3 Months Ended					12 Months Ended
	Dec. 30, 2016 USD ($)	Mar. 30, 2016 USD ($)	Apr. 01, 2017 USD ($)	Dec. 31, 2016 USD ($)	Oct. 01, 2016 USD ($)	Jul. 02, 2016 USD ($)	Apr. 02, 2016 USD ($)	Dec. 31, 2016 USD ($)	Apr. 01, 2017 EUR (€)	Dec. 30, 2016 EUR (€)
Discontinued Operations
Cash proceeds from sale (less than $0.1 for the sale of Balcke Durr)			$ 0.0				$ 45.9
Gain on sale of dry cooling business			0.0				17.9
Net loss on sale of business			$ (7.1)				1.1
Length of second and third quarter			91 days
Dry Cooling Business | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Discontinued Operations
Cash proceeds from sale (less than $0.1 for the sale of Balcke Durr)		$ 45.9
Cash transferred with the business		$ 3.0
Gain on sale of dry cooling business							$ 17.9
Increase (reduction) of gain (loss)					$ 1.7	$ (1.2)
Dry Cooling Business | Disposal Group, Disposed of by Sale, Not Discontinued Operations | Amount Reclassified from AOCI | Foreign Currency Translation Adjustment
Discontinued Operations
Gain on sale of dry cooling business								$ 40.4
Balcke Durr Business | Discontinued Operations, Disposed of by Sale | Buyer
Discontinued Operations
Cash proceeds from sale (less than $0.1 for the sale of Balcke Durr)	$ 0.1
Cash transferred with the business	21.1
Increase (reduction) of gain (loss)			$ 7.2
Additional income tax benefit recorded from sale			8.4
Adjustments to liabilities retained in connection with the sale			$ 1.2
Net loss on sale of business				$ 78.6
Amount of guarantees | €									€ 79.0	€ 79.0
Balcke Durr Business | Discontinued Operations, Disposed of by Sale | Buyer | Bank and Surety Bonds
Discontinued Operations
Amount of guarantees | €									71.0	79.0
Balcke Durr Business | Discontinued Operations, Disposed of by Sale | Buyer | Balcke-Durr
Discontinued Operations
Cash collateral | €									4.0	4.0
Balcke Durr Business | Discontinued Operations, Disposed of by Sale | Buyer | mutares AG | Indemnification Agreement
Discontinued Operations
Amount of guarantees | €									€ 5.0	€ 5.0
Balcke Durr Business | Discontinued Operations, Disposed of by Sale | Buyer | Loans Receivable
Discontinued Operations
Non-interest bearing loan	$ 9.1

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