Other Current Liabilities (Details) (USD $)			9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2014 Argentina Equity Tax 2009 Through 2012 [Member]
Other current liabilities	$ 2,755,000	$ 4,405,000	$ 200,000
Interest and penalties			900,000
VAT tax credit			700,000
Increase in tax liability			$ 700,000