Fair Value Of Financial Instruments (Tables)

3 Months Ended

Dec. 31, 2016

Fair Value Disclosures [Abstract]

Schedule Of Fair Value Assets Measured On A Recurring Basis

	December 31, 2016
			Quoted Prices		Significant		Significant
			in Active Markets		Other Observable		Unobservable
	Carrying		for Identical Assets		Inputs		Inputs
	Value		(Level 1)		(Level 2)		(Level 3)
	(Dollars in thousands)
AFS Securities:
GSE debentures	$	320,604	$	—	$	320,604	$	—
MBS	177,314		—		177,314		—
Municipal bonds	—		—		—		—
Trust preferred securities	1,874		—		—		1,874
	$	499,792	$	—	$	497,918	$	1,874

	September 30, 2016
			Quoted Prices		Significant		Significant
			in Active Markets		Other Observable		Unobservable
	Carrying		for Identical Assets		Inputs		Inputs
	Value		(Level 1)		(Level 2)		(Level 3)
	(Dollars in thousands)
AFS Securities:
GSE debentures	$	347,038	$	—	$	347,038	$	—
MBS	178,507		—		178,507		—
Municipal bonds	—		—		—		—
Trust preferred securities	1,756		—		—		1,756
	$	527,301	$	—	$	525,545	$	1,756

Schedule Of Fair Value Assets Measured On A Non-recurring Basis

	December 31, 2016
			Quoted Prices		Significant		Significant
			in Active Markets		Other Observable		Unobservable
	Carrying		for Identical Assets		Inputs		Inputs
	Value		(Level 1)		(Level 2)		(Level 3)
	(Dollars in thousands)
Loans individually evaluated for impairment	$	48,065	$	—	$	—	$	48,065
OREO	3,362		—		—		3,362
	$	51,427	$	—	$	—	$	51,427

	September 30, 2016
			Quoted Prices		Significant		Significant
			in Active Markets		Other Observable		Unobservable
	Carrying		for Identical Assets		Inputs		Inputs
	Value		(Level 1)		(Level 2)		(Level 3)
	(Dollars in thousands)
Loans individually evaluated for impairment	$	41,995	$	—	$	—	$	41,995
OREO	3,734		—		—		3,734
	$	45,729	$	—	$	—	$	45,729

Schedule Of Carrying Amounts And Estimated Fair Values Of Financial Instruments

	December 31, 2016				September 30, 2016
			Estimated				Estimated
	Carrying		Fair		Carrying		Fair
	Amount		Value		Amount		Value
	(Dollars in thousands)
Assets:
Cash and cash equivalents	$	150,560	$	150,560	$	281,764	$	281,764
AFS securities	499,792		499,792		527,301		527,301
HTM securities	1,022,215		1,027,292		1,100,874		1,122,867
Loans receivable	7,071,410		7,188,403		6,958,024		7,292,971
FHLB stock	105,364		105,364		109,970		109,970
Liabilities:
Deposits	5,192,674		5,207,640		5,164,018		5,204,251
FHLB borrowings	2,272,754		2,293,591		2,372,389		2,434,151
Repurchase agreements	200,000		203,861		200,000		207,303