XML 18 R25.htm IDEA: XBRL DOCUMENT v2.4.0.8
FINANCIAL HIGHLIGHTS (Details) (USD $)
 3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Jun. 02, 2010
Per Unit Operating Performance:      
Net asset value, beginning of period $ 43.81 $ 40.98 [1] $ 50.00
Total income (loss) $ (0.65) $ 0.76 [1]  
Net expenses $ (0.10) $ (0.11) [1]  
Net increase (decrease) in net asset value $ (0.75) $ 0.65 [1]  
Net asset value, end of period $ 43.06 $ 41.63 [1] $ 50.00
Total Return (1.71%) 1.60%  
Ratios to Average Net Assets      
Total income (loss) (1.37%) 1.81%  
Management fees 0.75% [2] 0.75% [2]  
Total expenses excluding management fees 0.70% [2] 0.39% [2]  
Expenses waived (0.46%) [2] (0.14%) [2]  
Net expenses excluding management fees 0.24% [2] 0.25% [2]  
Net income (loss) (1.62%) 1.57%  
[1] On August 26, 2013, BNO executed a 2-for-1 forward share split for all shareholders of record as of the close of markets on August 26, 2013. The 2-for-1 forward share split was payable after the close of markets on August 28, 2013. BNO began trading at its post split price on August 29, 2013. The Financial Highlights (Unaudited) have been adjusted for the periods shown to reflect the 2-for-1 forward share split on a retroactive basis.
[2] Annualized.