DISCONTINUED OPERATIONS AND ASSETS AND LIABILITIES HELD FOR SALE - Income (Loss) From Discontinued Operations (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (loss) from discontinued operations before income taxes	$ 0.1	$ (0.4)	$ 4.6	$ 3.2
Net loss (income) attributable to noncontrolling interest	0.5	(1.1)	0.7	(1.8)
Income (loss) from discontinued operations – net of tax	(44.6)	9.3	(96.8)	8.8
Materials Handling and Port Solutions Sale | Discontinued Operations, Held-for-sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales	322.1	385.6	634.7	725.4
Cost of sales	(242.1)	(303.6)	(512.9)	(568.1)
Selling, general and administrative expenses	(63.7)	(69.8)	(158.5)	(139.2)
Impairment of MHPS disposal group	(55.6)	0.0	(55.6)	0.0
Net interest (expense)	(0.2)	(0.4)	(0.6)	(0.9)
Other income (expense)	0.1	1.8	2.2	(0.9)
Income (loss) from discontinued operations before income taxes	(39.4)	13.6	(90.7)	16.3
(Provision for) benefit from income taxes	(5.7)	(3.2)	(6.8)	(5.7)
Income (loss) from discontinued operations – net of tax attributable to Terex Corporation	(45.1)	10.4	(97.5)	10.6
Net loss (income) attributable to noncontrolling interest	0.5	(1.1)	0.7	(1.8)
Income (loss) from discontinued operations – net of tax	$ (44.6)	$ 9.3	$ (96.8)	$ 8.8