STOCKHOLDERS' EQUITY - Accumulated Other Comprehensive Income (Loss) Rollforward (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	$ (293.6)	$ (656.3)	$ (779.4)	$ (649.6)
Other comprehensive income (loss) before reclassifications	32.7	(0.2)	101.6	(9.0)
Amounts reclassified from AOCI	(0.7)	2.7	416.2	4.8
Net Other Comprehensive Income (Loss)	32.0	2.5	517.8	(4.2)
Ending balance	(261.6)	(653.8)	(261.6)	(653.8)
CTA
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(190.3)	(503.2)	(615.3)	(492.7)
Other comprehensive income (loss) before reclassifications	32.4	2.1	100.4	(8.4)
Amounts reclassified from AOCI	(1.2)	0.1	355.8	0.1
Net Other Comprehensive Income (Loss)	31.2	2.2	456.2	(8.3)
Ending balance	(159.1)	(501.0)	(159.1)	(501.0)
CTA | Discontinued Operations, Disposed of by Sale | Material Handling & Port Solutions
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Amounts reclassified from AOCI			352.1
Currency translation adjustment, tax benefit			1.5
Derivative Hedging Adj.
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	3.1	(2.5)	(2.4)	2.3
Other comprehensive income (loss) before reclassifications	(0.1)	(1.1)	3.7	(4.7)
Amounts reclassified from AOCI	(1.0)	0.9	0.7	(0.3)
Net Other Comprehensive Income (Loss)	(1.1)	(0.2)	4.4	(5.0)
Ending balance	2.0	(2.7)	2.0	(2.7)
Debt & Equity Securities Adj.
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	1.3	(4.0)	0.6	(6.3)
Other comprehensive income (loss) before reclassifications	2.4	(1.2)	3.0	1.1
Amounts reclassified from AOCI	0.0	0.0	0.1	0.0
Net Other Comprehensive Income (Loss)	2.4	(1.2)	3.1	1.1
Ending balance	3.7	(5.2)	3.7	(5.2)
Pension Liability Adj.
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(107.7)	(146.6)	(162.3)	(152.9)
Other comprehensive income (loss) before reclassifications	(2.0)	0.0	(5.5)	3.0
Amounts reclassified from AOCI	1.5	1.7	59.6	5.0
Net Other Comprehensive Income (Loss)	(0.5)	1.7	54.1	8.0
Ending balance	$ (108.2)	$ (144.9)	(108.2)	$ (144.9)
Pension Liability Adj. | Discontinued Operations, Disposed of by Sale | Material Handling & Port Solutions
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Amounts reclassified from AOCI			55.4
Currency translation adjustment, tax benefit			$ 23.9