Statements of Comprehensive Income (Unaudited) (USD $)
3 Months Ended 6 Months Ended
Apr. 30, 2013
Apr. 30, 2012
Apr. 30, 2013
Apr. 30, 2012
Income        
Interest Income $ 10,999 $ 28,519 $ 20,199 $ 65,298
Total Income 10,999 28,519 20,199 65,298
Expenses        
Sponsor's fee (69,852) (94,016) (138,788) (191,154)
Total Expenses (69,852) (94,016) (138,788) (191,154)
Net Loss (58,853) (65,497) (118,589) (125,856)
Basic and Diluted Earnings per Share $ (0.12) $ (0.11) $ (0.26) $ (0.20)
Weighted-average Shares Outstanding 475,281 606,667 454,696 614,835
Cash Dividends per Share            
Other Comprehensive Loss:        
Currency translation adjustment (1,008) (1,491) (394) (2,053)
Total Comprehensive Loss $ (59,861) $ (66,988) $ (118,983) $ (127,909)