Disclosure about Fair Value of Financial Instruments (Details 1) (USD $)	Dec. 31, 2013		Dec. 31, 2012
The Market approach utilized to measure fair value of financial assets and liabilities on recurring basis
Available-for-sale equity investments	$ 1,211,000	[1]
Foreign currency forward contract	(11,637,000)	[2]	7,247,000
Interest Rate Derivative Liabilities, at Fair Value	0		264,000
Interest rate derivative, Fair Value, Asset	38,000	[2]	0
Total	(10,388,000)
Level 1 [Member]
The Market approach utilized to measure fair value of financial assets and liabilities on recurring basis
Available-for-sale equity investments	1,211,000	[1]
Foreign currency forward contract	0	[2]
Interest rate swap agreements, Carrying Amount	0	[2]
Total	1,211,000
Level 2 [Member]
The Market approach utilized to measure fair value of financial assets and liabilities on recurring basis
Available-for-sale equity investments	0	[1]
Foreign currency forward contract	(11,637,000)	[2]
Interest rate swap agreements, Carrying Amount	38,000	[2]
Total	(11,599,000)
Level 3 [Member]
The Market approach utilized to measure fair value of financial assets and liabilities on recurring basis
Available-for-sale equity investments	0	[1]
Foreign currency forward contract	0	[2]
Interest rate swap agreements, Carrying Amount	0	[2]
Total	$ 0

[1] Unrealized gains or losses on equity investments are recorded in accumulated other comprehensive income (loss) at each measurement date.

[2] Please see Note 11 for additional information.