Significant Accounting Policies (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Weighted-average grant date fair value of options granted	$ 15.24	$ 13.36	$ 17.14
Minimum [Member]
Finite-Lived Intangible Asset, Useful Life	4 years
Minimum [Member] | Machinery and Equipment [Member]
Property, Plant and Equipment, Useful Life	3 years
Minimum [Member] | Building and Building Improvements [Member]
Property, Plant and Equipment, Useful Life	3 years
Maximum [Member]
Finite-Lived Intangible Asset, Useful Life	40 years
Maximum [Member] | Machinery and Equipment [Member]
Property, Plant and Equipment, Useful Life	10 years
Maximum [Member] | Building and Building Improvements [Member]
Property, Plant and Equipment, Useful Life	30 years