Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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+ Details

- Definition

Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment.

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+ Details

GOODWILL AND OTHER INTANGIBLE ASSETS (Details 3) (USD $) In Millions	3 Months Ended	9 Months Ended			3 Months Ended	9 Months Ended			3 Months Ended	9 Months Ended			9 Months Ended			9 Months Ended		3 Months Ended
	Jul. 02, 2011	Oct. 01, 2011	Oct. 02, 2010	Dec. 31, 2010	Oct. 02, 2010 Flow Technology	Oct. 02, 2010 Flow Technology	Oct. 01, 2011 Flow Technology	Dec. 31, 2010 Flow Technology	Oct. 02, 2010 Test and Measurement	Oct. 01, 2011 Test and Measurement	Oct. 02, 2010 Test and Measurement	Dec. 31, 2010 Test and Measurement	Oct. 01, 2011 Thermal Equipment and Services	Oct. 02, 2010 Thermal Equipment and Services	Dec. 31, 2010 Thermal Equipment and Services	Oct. 01, 2011 Industrial Products and Services	Dec. 31, 2010 Industrial Products and Services	Jul. 02, 2011 SPX Heat Transfer Inc.
Intangible assets with determinable lives and indefinite lives
Net carrying value of intangible assets with determinable lives		$ 308.1		$ 306.4			$ 161.4			$ 75.9			$ 59.5			$ 11.3
Net carrying value of trademarks with indefinite lives							208.3			54.3			130.7			14.2
Asset impairment charges	24.7	4.6	4.3		0.1	1.1			1.6	3.7	1.6			1.0		0.8		24.7
Impairments		17.2											17.2					17.2
Indefinite-lived intangible assets impairment loss																		7.5
Goodwill		1,645.8		1,634.6			709.5	702.7		196.0		177.5	475.3		488.5	265.0	265.9	3.6
Indefinite-lived intangible assets																		$ 22.6