Other Long-Term Obligations (Details) (USD $)	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2013
Other Long-Term Obligations [Abstract]
Defined Benefit Pension Plan, Liabilities, Noncurrent	$ 26,984,000	$ 27,049,000
Product Liability, Noncurrent	17,292,000	17,185,000
Deferred Income Taxes and Other Tax Liabilities, Noncurrent	35,393,000	36,328,000
Deferred Compensation Liability, Classified, Noncurrent	9,664,000	11,679,000
Liability for Uncertain Tax Positions, Noncurrent	15,897,000	15,524,000	9,702,000
Other Liabilities	9,709,000	10,511,000
Other Liabilities, Noncurrent	$ 114,939,000	$ 118,276,000