XML 40 R28.htm IDEA: XBRL DOCUMENT v2.4.0.8
5. INVESTMENT IN JOINT VENTURES (Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Equity Method Investments and Joint Ventures [Abstract]    
Balance as of December 31, 2012 $ 28,598  
Acquisition of a controlling interest in a joint venture (see Note 2) (648)  
Purchase of a 40% interest in a new joint venture (see Note 2) 1,000  
Equity contributions in existing joint ventures 803  
Equity earnings in these joint ventures 2,864 3,248
Distribution of earnings (3,971) (3,375)
Balance as of June 30, 2013 $ 28,646