Amount of working capital net assets, acquired at the acquisition date.

No definition available.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

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Amount of assets acquired at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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No definition available.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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No definition available.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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Acquisitions, Modine Puxin Thermal Systems (Jiangsu) Co. Ltd (Details) - USD ($) $ in Millions		12 Months Ended
	Jan. 29, 2016	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2016
Business Acquisition [Line Items]
Purchase price allocation, net of cash		$ 0.0	$ 364.2	$ 1.4
Modine Puxin Thermal System (Jiangsu) Co. Ltd. [Member]
Business Acquisition [Line Items]
Ownership percentage	67.00%
Purchase price allocation, net of cash	$ 1.4
Additional cash consideration amount			$ 0.3
Purchase price allocation resulted in acquired equipment and other assets	2.3
Purchase price allocation resulted in property, plant and equipment/acquired equipment and other long-lived assets	1.5
Purchase price allocation, working capital net assets	$ 0.8
Jiangsu Puxin Heat Exchange System Co., Ltd [Member]
Business Acquisition [Line Items]
Ownership percentage by parent	33.00%