Derivatives Balance Sheet Location (Details) (USD $)			3 Months Ended		6 Months Ended
	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2014 Foreign Exchange Forward [Member]	Jun. 30, 2013 Foreign Exchange Forward [Member]	Jun. 30, 2014 Foreign Exchange Forward [Member]	Jun. 30, 2013 Foreign Exchange Forward [Member]	Jun. 30, 2014 Foreign Exchange Forward [Member] Designated as Hedging Instrument [Member]	Dec. 31, 2013 Foreign Exchange Forward [Member] Designated as Hedging Instrument [Member]	Jun. 30, 2014 Foreign Exchange Forward [Member] Not Designated as Hedging Instrument [Member]	Dec. 31, 2013 Foreign Exchange Forward [Member] Not Designated as Hedging Instrument [Member]	Jun. 30, 2014 Interest Rate Swap [Member] Designated as Hedging Instrument [Member]	Dec. 31, 2013 Interest Rate Swap [Member] Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Notional Amount of Derivatives, Matured During Period			$ 41,504,000	$ 47,179,000	$ 75,127,000	$ 80,673,000
Derivative Assets	780,000	789,000					685,000	414,000	95,000	375,000	0	0
Interest Rate Derivative Liabilities, at Fair Value	$ 1,592,000	$ 1,212,000					$ 1,353,000	$ 1,195,000	$ 239,000	$ 5,000	$ 0	$ 12,000