SIGNIFICANT ACCOUNTING POLICIES (Details)	1 Months Ended	12 Months Ended
	Apr. 30, 2011	Dec. 31, 2011 USD ($)	Dec. 31, 2010 USD ($)	Dec. 31, 2009 USD ($)	Jan. 08, 2010 VEF	Dec. 31, 2011 Investments in Turkey and Chile USD ($)	Dec. 31, 2010 Investments in Turkey and Chile USD ($)	Dec. 31, 2011 Minimum	Dec. 31, 2011 Maximum
General Information
Number of shares of the entity's common stock issued for each share held prior to the stock split (in shares)	2
Percentage of stock dividend in the form of stock split of the entity's common shares	100.00%
Translation of Foreign Currencies
Foreign currency transaction losses		$ 4,904,000	$ 118,000	$ 226,000
Venezuela-Foreign Currency
Official exchange rate set by the Venezuelan government (in bolivars per U.S. dollar)					2.15
Official exchange rate set by Venezuelan government for essential goods after devaluation (in bolivars per U.S. dollar)					2.60
Official exchange rate set by Venezuelan government for nonessential goods after devaluation (in bolivars per U.S. dollar)					4.30
Venezuela-Highly Inflationary Economy
Net bolivar-denominated monetary assets position		6,826,000
Net bolivar-denominated monetary liability position			4,715,000
Payments to acquire the Venezualan sovereign debt at the Non-Essential Rate			7,672,000
Proceeds from sale of the Venezuelan sovereign debt at a discount			6,022,000
Loss on sale of the Venezuelan sovereign debt			1,650,000
Foreign currency transaction gain in selling, general & administrative expenses due to devaluation of the bolivar and the change to the U.S. dollar as the functional currency			2,632,000
Higher cost of goods sold due to the liquidation of inventory valued at the historical exchange rate			5,755,000
Equity Investments
Amount of retained earnings that represents undistributed earnings of 50% or less owned equity investments						$ 15,190,000	$ 13,219,000
Ownership interest in equity investments (as a percent)								20.00%	50.00%