Spin Off of Knowles (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended				9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013	Feb. 28, 2014 Knowles [Member]	Sep. 30, 2014 Accumulated Other Comprehensive Earnings (Loss) [Member]
Transfer of cash and cash equivalents at spin off, gross	$ 400,000
Cash received from Knowles Corporation, net of cash distributed	359,837	0
Accumulated other comprehensive income related to foreign currency translation and pension obligations	1,423,315				26,695
Revolving credit facility				100,000
Term loan facility				300,000
Goodwill reallocation due to Knowles separation	(19,749)
Disposal Group, Including Discontinued Operation, Balance Sheet Disclosures [Abstract]
Cash and cash equivalents				40,163
Other current assets				340,945
Non-current assets				1,678,820
Total assets of discontinued operations	10,887		2,432,286	2,059,928
Current liabilities	29,795		351,614	252,673
Non-current liabilities				383,940
Total liabilities of discontinued operations	80,731		504,318	636,613
Net assets distributed to Knowles Corporation				$ 1,423,315