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Goodwill and Intangible Assets - Schedule of Gross Carrying Value and Accumulated Amortization for Each Major Class of Intangible Asset (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 605,645 | $ 463,841
Intangible assets - Gross Carrying Amount | 696,545 | 525,941
Amortized intangible assets - Accumulated Amortization | (261,041) | (238,104)
Amortized intangible assets - Net | 344,604 | 225,737
Intangible assets - Net | 435,504 | 287,837
Banjo Trade Name |  |
Goodwill And Intangible Assets [Line Items] |  |
Indefinite lived intangible assets - Gross Carrying Amount | 62,100 | 62,100
Indefinite lived intangible assets - Net | 62,100 | 62,100
Akron Brass trade name [Member] |  |
Goodwill And Intangible Assets [Line Items] |  |
Indefinite lived intangible assets - Gross Carrying Amount | 28,800 | 0
Indefinite lived intangible assets - Net | 28,800 | 0
Patents |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | 9,856 | 10,202
Amortized intangible assets - Accumulated Amortization | (6,635) | (6,175)
Amortized intangible assets - Net | $ 3,221 | 4,027
Amortized intangible assets - Weighted Average Life | 11 years |
Trade Names |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 113,428 | 110,658
Amortized intangible assets - Accumulated Amortization | (42,653) | (38,696)
Amortized intangible assets - Net | $ 70,775 | 71,962
Amortized intangible assets - Weighted Average Life | 16 years |
Customer Relationships |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 369,087 | 257,071
Amortized intangible assets - Accumulated Amortization | (161,065) | (144,134)
Amortized intangible assets - Net | $ 208,022 | 112,937
Amortized intangible assets - Weighted Average Life | 12 years |
Non-Compete Agreements |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 0 | 794
Amortized intangible assets - Accumulated Amortization | 0 | (775)
Amortized intangible assets - Net | $ 0 | 19
Amortized intangible assets - Weighted Average Life | 3 years |
Unpatented technology and other |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 106,747 | 78,562
Amortized intangible assets - Accumulated Amortization | (44,516) | (42,745)
Amortized intangible assets - Net | $ 62,231 | 35,817
Amortized intangible assets - Weighted Average Life | 12 years |
Other Amortizable Intangible Assets |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 6,527 | 6,554
Amortized intangible assets - Accumulated Amortization | (6,172) | (5,579)
Amortized intangible assets - Net | $ 355 | $ 975
Amortized intangible assets - Weighted Average Life | 10 years |

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