Summary Of Significant Accounting Policies (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) segment	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Jun. 09, 2015 EUR (€)	Dec. 31, 2012 USD ($)
Significant Accounting Policies [Line Items]
Number of operating segments | segment	3
Cash and cash equivalents	$ 81,692	$ 97,877	$ 54,066		$ 477,672
Advertising and promotion expenses	49,056	45,487	42,627
Co-op advertising expenses	5,419	4,826	4,307
Change in U.S. dollar value of euro denominated debt	18,025
Change in U.S. dollar value of euro denominated debt, net of tax	$ 11,266
Minimum eligible service period (days)	90 days
Employer matching contribution, percent of match	50.00%
Maximum percentage of employee salary company matches at disclosed ratio	6.00%
Employee contributions	$ 45,279	42,681	38,632
Employer contributions to employee benefit plan	18,882	17,654	$ 15,994
Deferred tax liabilities reclassified as noncurrent	$ (350,758)	(252,953)
2.00% Senior Notes Due January 14, 2022 [Member]
Significant Accounting Policies [Line Items]
Aggregate principal amount of debts | €				€ 500,000,000
Interest rate percentage				2.00%
Minimum [Member]
Significant Accounting Policies [Line Items]
Finite intangible assets useful life, minimum (years)	7 years
Minimum [Member] | Buildings And Improvements [Member]
Significant Accounting Policies [Line Items]
Estimated useful lives of property, plant and equipment, minimum (years)	25 years
Minimum [Member] | Machinery and equipment [Member]
Significant Accounting Policies [Line Items]
Estimated useful lives of property, plant and equipment, minimum (years)	5 years
Minimum [Member] | Furniture and fixtures [Member]
Significant Accounting Policies [Line Items]
Estimated useful lives of property, plant and equipment, minimum (years)	3 years
Maximum [Member]
Significant Accounting Policies [Line Items]
Finite intangible assets useful life, minimum (years)	16 years
Maximum [Member] | Buildings And Improvements [Member]
Significant Accounting Policies [Line Items]
Estimated useful lives of property, plant and equipment, minimum (years)	40 years
Maximum [Member] | Machinery and equipment [Member]
Significant Accounting Policies [Line Items]
Estimated useful lives of property, plant and equipment, minimum (years)	15 years
Maximum [Member] | Furniture and fixtures [Member]
Significant Accounting Policies [Line Items]
Estimated useful lives of property, plant and equipment, minimum (years)	7 years
Non-US [Member]
Significant Accounting Policies [Line Items]
Cash and cash equivalents	$ 61,173	76,771
New Accounting Pronouncement, Early Adoption, Effect [Member]
Significant Accounting Policies [Line Items]
Deferred tax liabilities reclassified as noncurrent		9,090
Deferred tax assets reclassified as noncurrent		151,784
Foreign Pension Plan [Member]
Significant Accounting Policies [Line Items]
Funded status of plan	3,224	3,320
Foreign Pension Plan [Member] | Accumulated Other Comprehensive Income (Loss) [Member]
Significant Accounting Policies [Line Items]
Funded status of plan	1,075	1,450
Foreign Pension Plan [Member] | Other Noncurrent Liabilities [Member]
Significant Accounting Policies [Line Items]
Funded status of plan	$ 2,149	$ 1,870