TRADING INSTRUMENTS AND TRADING INSTRUMENTS SOLD BUT NOT YET PURCHASED (Tables)

6 Months Ended

Mar. 31, 2016

Trading Instruments and Trading Instruments Sold But Not Yet Purchased [Abstract]

Trading Instruments and Trading Instruments Sold but Not Yet Purchased

	March 31, 2016				September 30, 2015
	Trading instruments		Instruments sold but not yet purchased		Trading instruments		Instruments sold but not yet purchased
	(in thousands)
Municipal and provincial obligations	$	239,580	$	4	$	206,063	$	18,313
Corporate obligations	137,061		48,860		95,317		33,184
Government and agency obligations	133,487		260,727		115,947		205,658
Agency MBS and CMOs	98,577		3,122		117,570		5,007
Non-agency CMOs and ABS	35,933		—		46,940		—
Total debt securities	644,638		312,713		581,837		262,162
Derivative contracts (1)	51,275		7,639		42,086		20,239
Equity securities	54,524		4,958		28,344		3,098
Brokered certificates of deposit	32,257		—		30,803		—
Other	16,759		100		7,481		2,494
Total	$	799,453	$	325,410	$	690,551	$	287,993

(1) Represents the derivative contracts held for trading purposes. These balances do not include all derivative instruments. See Note 13 for further information regarding all of our derivative transactions, and see Note 14 for additional information regarding offsetting financial instruments.