Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies- Solar Tariff Contingency (Details)

v2.4.0.8
Commitments and Contingencies- Solar Tariff Contingency (Details) (Unfavorable Regulatory Action, USD $)
In Thousands, unless otherwise specified
1 Months Ended 3 Months Ended
Oct. 31, 2012
Sep. 30, 2014
Loss Contingencies [Line Items]    
Solar tariff, countervailing duty rate prior to increase (percent) 3.61% 3.61%
Solar tariff, countervailing duty rate (percent) 15.24%  
Enforcement retroactive period from date of preliminary determination 90 days  
Estimated solar tariff duties $ 2,900  
Maximum
   
Loss Contingencies [Line Items]    
Anti-dumping duty rate (percent) 249.96%