Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions Related Party Transactions (Details)

v3.2.0.727
Related Party Transactions Related Party Transactions (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2015
USD ($)
Jun. 30, 2014
USD ($)
Jun. 30, 2015
USD ($)
Jun. 30, 2014
USD ($)
Jun. 30, 2015
CNY (¥)
Dec. 31, 2014
USD ($)
Related Party Transaction [Line Items]            
Note payable to related party noncurrent $ 15,739,000 $ 15,734,000 $ 15,739,000 $ 15,734,000   $ 15,728,000
Related party interest expense on note payable $ 278,000 277,000 $ 552,000 487,000    
Swire Resources [Member]            
Related Party Transaction [Line Items]            
Related party note payable maturity date Dec. 31, 2018          
Related party note payable interest rate 7.00%   7.00%   7.00%  
Related party interest expense on note payable $ 278,000 277,000 $ 552,000 487,000    
Accounts payable to related party current 6,769,000 5,044,000 6,769,000 5,044,000   $ 3,651,000
Related party sourcing fees   8,000 289,000 293,000    
Related party service fees, interest expense and miscellaneous expenses $ 2,120,000 $ 2,173,000 $ 3,875,000 $ 4,880,000    
China, Yuan Renminbi | Swire Resources [Member]            
Related Party Transaction [Line Items]            
Note payable to related party noncurrent | ¥         ¥ 97,600,000