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v3.10.0.1

Recent Transactions (Details) - USD ($) $ in Millions | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Dec. 31, 2017 | Sep. 27, 2017
Business Acquisition [Line Items] |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired | $ 0.0 | $ 180.6 |  |
Goodwill | 1,856.5 |  | $ 1,881.8 |
Sevcon, Inc [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired |  |  |  | 100.00%
Payments to Acquire Businesses, Net of Cash Acquired |  |  | 185.7 |
Business Combination, Consideration Transferred, Other |  |  | 26.6 |
Business Combination, Consideration Transferred |  |  | $ 5.1 |
Receivables, net |  |  |  | $ 15.9
Inventories, net |  |  |  | 16.7
Other current assets |  |  |  | 2.8
Property, plant and equipment, net |  |  |  | 7.3
Goodwill |  |  |  | 127.6
Other intangible assets |  |  |  | 70.7
Deferred tax liabilities |  |  |  | (9.2)
Income taxes payable |  |  |  | (0.7)
Other assets and liabilities |  |  |  | (2.9)
Accounts payable and accrued expenses |  |  |  | (24.5)
Total consideration, net of cash acquired |  |  |  | 203.7
Assumed retirement-related liabilities |  |  |  | 18.0
Goodwill, Purchase Accounting Adjustments | $ (6.0) |  |  |
Customer Relationships [Member] | Sevcon, Inc [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Other intangible assets |  |  |  | 17.7
Developed Technology Rights [Member] | Sevcon, Inc [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Other intangible assets |  |  |  | 48.8
Trade Names [Member] | Sevcon, Inc [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Other intangible assets |  |  |  | $ 4.2
Minimum [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life | 7 years |  |  |
Maximum [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life | 20 years |  |  |

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