Divestiture (Details) € in Thousands, $ in Thousands				3 Months Ended		12 Months Ended
	Jul. 01, 2020 USD ($)	Jul. 01, 2020 EUR (€)	Apr. 01, 2019 USD ($)	Sep. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from Divestiture of Businesses		€ 9,000	$ 265,000		$ 243,362	$ (17,006)	$ 243,362	$ 0
Gain (Loss) on Disposition of Business						(2,834)	(191,571)	0
Impairment of assets held for sale	$ (85,622)					86,470	$ 0	$ 0
Intangibles assets, net	4,992
Assets Held-for-sale, Not Part of Disposal Group, Current, Other	29,723
Accounts Payable	13,219
Payroll liabilities	7,135
Accrued liabilities	5,744
Disposal Group, Including Discontinued Operation, Liabilities	37,588
Other liabilities	1,934
Pension benefits	3,574
Postretirement benefits other than pensions	2,778
Other current assets	8,873
Accounts Receivable, net	18,825
Tooling receivable	4,770
Inventories	17,022
Prepaid expenses	2,728
Other current assets	8,873
Property, plant and equipment, net	39,913
Other assets	4,114
Accounts Payable	13,219
Payroll liabilities	7,135
Accrued liabilities	5,744
Pension benefits	3,574
Postretirement benefits other than pensions	2,778
Other liabilities	1,934
Held-for-sale, Current operating lease liabilities
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Liabilities	918
Held-for-sale, Long-term operating lease liabilities
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Liabilities	2,286
Operating lease right-of-use assets [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets Held-for-sale, Not Part of Disposal Group, Current, Other	2,946
Obligations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from Divestiture of Businesses | €		2,500
Cash and cash equivalents [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from Divestiture of Businesses | €		€ 6,500
Other current assets	11,162
Other current assets	$ 11,162
DivestitureMutares [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (Loss) on Disposition of Business						(353)
Corporate Joint Venture [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (Loss) on Disposition of Business						$ (1,334)
Anti-vibration systems [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (Loss) on Disposition of Business				$ (1,147)