Quarterly Financial Data (Unaudited) - Schedule of Quarterly Financial Data (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales									$ 1,581.3	$ 1,613.1	$ 1,865.7
Cost of sales									1,299.4	1,359.8	1,533.5
Gross profit									281.9	253.3	332.2
Operating (loss) income									1.1	(153.3)	(12.4)
(Loss) income from continuing operations before taxes									(39.5)	(268.1)	(111.0)
Provision (benefit) for taxes on income									(49.5)	100.5	(41.1)
Income (loss) from continuing operations									10.0	(368.6)	(69.9)
(Loss) income from discontinued operations, net of income taxes									$ (0.6)	$ (7.2)	135.4
Net income (loss)											$ 65.5
Basic (loss) income per share:
Income (loss) from continuing operations attributable to Manitowoc common shareholders (in dollars per share)									$ 0.28	$ (10.70)	$ (2.06)
(Loss) income from discontinued operations attributable to Manitowoc common shareholders (in dollars per share)									(0.02)	(0.21)	3.98
Basic (loss) income per share attributable to Manitowoc common shareholders (in dollars per share)									0.26	(10.91)	1.92
Diluted (loss) income per share:
Income (loss) from continuing operations attributable to Manitowoc common shareholders (in dollars per share)									0.28	(10.70)	(2.06)
(Loss) income from discontinued operations attributable to Manitowoc common shareholders (in dollars per share)									(0.02)	(0.21)	3.98
Diluted (loss) income per share attributable to Manitowoc common shareholders (in dollars per share)									0.26	(10.91)	1.92
Dividends per common share (in dollars per share)									$ 0	$ 0	$ 0.08
Deferred income taxes									$ 44.1	$ (101.4)	$ 4.4
Change in inventories, net									$ (55.6)	$ (52.7)	7.2
Historical
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net sales	$ 481.5	$ 399.4	$ 394.6	$ 305.8	$ 378.2	$ 349.8	$ 457.7	$ 427.4
Cost of sales	400.3	326.9	318.3	253.9	332.7	309.0	370.4	347.7
Gross profit	81.2	72.5	76.3	51.9	45.5	40.8	87.3	79.7
Operating (loss) income	7.0	7.9	9.9	(23.7)	(23.8)	(134.2)	3.9	0.8			(15.9)
(Loss) income from continuing operations before taxes	(4.6)	(3.4)	3.0	(34.5)	(34.6)	(144.2)	(4.3)	(85.0)			(114.5)
Provision (benefit) for taxes on income	(40.2)	(13.1)	2.3	1.5	(2.6)	(5.3)	0.7	107.7			(42.6)
Income (loss) from continuing operations	35.6	9.7	0.7	(36.0)	(32.0)	(138.9)	(5.0)	(192.7)
(Loss) income from discontinued operations, net of income taxes	(0.3)	(0.1)	(0.2)		(1.4)	(1.8)	(0.8)	(3.2)
Net income (loss)	$ 35.3	$ 9.6	0.5	$ (36.0)	$ (33.4)	$ (140.7)	$ (5.8)	$ (195.9)			$ 63.5
Basic (loss) income per share:
Income (loss) from continuing operations attributable to Manitowoc common shareholders (in dollars per share)	$ 1.01	$ 0.28		$ (1.04)	$ (0.92)	$ (4.01)	$ (0.15)	$ (5.64)			$ (2.11)
(Loss) income from discontinued operations attributable to Manitowoc common shareholders (in dollars per share)	(0.01)				(0.04)	(0.05)	(0.02)	(0.09)
Basic (loss) income per share attributable to Manitowoc common shareholders (in dollars per share)	1.00	0.28		(1.04)	(0.96)	(4.06)	(0.17)	(5.73)
Diluted (loss) income per share:
Income (loss) from continuing operations attributable to Manitowoc common shareholders (in dollars per share)	0.98	0.28		(1.04)	(0.92)	(4.01)	(0.15)	(5.64)			$ (2.11)
(Loss) income from discontinued operations attributable to Manitowoc common shareholders (in dollars per share)	(0.01)				(0.04)	(0.05)	(0.02)	(0.09)
Diluted (loss) income per share attributable to Manitowoc common shareholders (in dollars per share)	$ 0.97	$ 0.28		$ (1.04)	$ (0.96)	$ (4.06)	$ (0.17)	$ (5.73)
Deferred income taxes	$ (42.8)	$ (1.3)			$ (12.6)	$ 2.6	$ 1.1	$ 110.3			$ 5.9
Change in inventories, net	$ 89.4	$ 0.8	$ (3.4)	$ (31.2)	$ 85.1	$ 7.5	$ (6.2)	$ (33.7)			$ 3.7