Annual report pursuant to section 13 and 15(d)

Investments, deposits and other assets (Narrative) (Details)

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Investments, deposits and other assets (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Mar. 31, 2011
Sep. 30, 2011
Investments, deposits and other assets [Abstract]    
Realized gains   $ 139
Realized losses   (1,685)
Recorded cooperative allocated surplus $ 1,685