Unaudited Condensed Statement of Changes in Shareholders' Deficit (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 31, 2011
Unaudited Condensed Statement of Changes in Shareholders' Deficit [Abstract]
Shareholders' Deficit - Opening balance	$ (21,948,152)	[1]
Net Gain for the period	785,297
Adjustment of redeemable shares to redemption value	2,180,807
Shareholders' Deficit - Closing balance	$ (18,982,048)

[1] Derived from audited statement of condition as of September 30, 2011.