GOODWILL AND OTHER INTANGIBLE ASSETS (Details) $ in Millions	9 Months Ended
	Sep. 26, 2015 USD ($)
Changes in the carrying amount of goodwill
Gross goodwill, beginning of the period	$ 904.9
Accumulated impairment, balance at the beginning of the period	(530.5)
Goodwill, balance at the beginning of the period	374.4
Gross goodwill related to foreign currency translation and other	(14.3)
Accumulated impairments related to foreign currency translation and other	8.4
Goodwill related to foreign currency translation and other	(5.9)
Gross goodwill, end of the period	890.6
Accumulated impairment, balance at the end of the period	(522.1)
Goodwill, balance at the end of the period	368.5
HVAC segment
Changes in the carrying amount of goodwill
Gross goodwill, beginning of the period	267.5
Accumulated impairment, balance at the beginning of the period	(147.9)
Goodwill, balance at the beginning of the period	119.6
Gross goodwill related to foreign currency translation and other	(6.0)
Accumulated impairments related to foreign currency translation and other	2.9
Goodwill related to foreign currency translation and other	(3.1)
Gross goodwill, end of the period	261.5
Accumulated impairment, balance at the end of the period	(145.0)
Goodwill, balance at the end of the period	116.5
Detection and Measurement segment
Changes in the carrying amount of goodwill
Gross goodwill, beginning of the period	220.2
Accumulated impairment, balance at the beginning of the period	(139.1)
Goodwill, balance at the beginning of the period	81.1
Gross goodwill related to foreign currency translation and other	(0.6)
Accumulated impairments related to foreign currency translation and other	0.5
Goodwill related to foreign currency translation and other	(0.1)
Gross goodwill, end of the period	219.6
Accumulated impairment, balance at the end of the period	(138.6)
Goodwill, balance at the end of the period	81.0
Power segment
Changes in the carrying amount of goodwill
Gross goodwill, beginning of the period	417.2
Accumulated impairment, balance at the beginning of the period	(243.5)
Goodwill, balance at the beginning of the period	173.7
Gross goodwill related to foreign currency translation and other	(7.7)
Accumulated impairments related to foreign currency translation and other	5.0
Goodwill related to foreign currency translation and other	(2.7)
Gross goodwill, end of the period	409.5
Accumulated impairment, balance at the end of the period	(238.5)
Goodwill, balance at the end of the period	$ 171.0