Significant Accounting Policies (Exchange Rates) (Details)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Canadian Dollar [Member]
Description Of Business And Basis Of Presentation [Line Items]
Ending Rates	1.0636	0.9949
Average Rates	1.0302	0.9996
Average Rates, % Change	(3.10%)
Euros [Member]
Description Of Business And Basis Of Presentation [Line Items]
Ending Rates	0.7258	0.7584
Average Rates	0.7532	0.7781
Average Rates, % Change	3.20%
Polish Zloty [Member]
Description Of Business And Basis Of Presentation [Line Items]
Ending Rates	3.0182	3.0996
Average Rates	3.1597	3.2541
Average Rates, % Change	2.90%