Fair Value Of Financial Instruments (Tables)

6 Months Ended

Mar. 31, 2020

Fair Value Disclosures [Abstract]

Schedule Of Fair Value Assets Measured On A Recurring Basis

The following tables provide the level of valuation assumption used to determine the carrying value of the Company's financial instruments measured at fair value on a recurring basis at the dates presented. The Company did not have any Level 3 financial instruments measured at fair value on a recurring basis at March 31, 2020 or September 30, 2019.

	March 31, 2020
			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)
Assets:
AFS Securities:
MBS	$	973,318	$	—	$	973,318	$	—
GSE debentures	250,779		—		250,779		—
Municipal bonds	11,940		—		11,940		—
	$	1,236,037	$	—	$	1,236,037	$	—
Liabilities:
Interest rate swaps	$	55,555	$	—	$	55,555	$	—

	September 30, 2019
			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)
Assets:
AFS Securities:
MBS	$	936,487	$	—	$	936,487	$	—
GSE debentures	249,954		—		249,954		—
Municipal bonds	18,422		—		18,422		—
	$	1,204,863	$	—	$	1,204,863	$	—
Liabilities:
Interest rate swaps	$	33,090	$	—	$	33,090	$	—

Schedule Of Carrying Amounts And Estimated Fair Values Of Financial Instruments

The carrying amounts and estimated fair values of the Company's financial instruments by fair value hierarchy, at the dates presented, were as follows:

	March 31, 2020
	Carrying		Estimated Fair Value
	Amount		Total		Level 1		Level 2		Level 3
	(Dollars in thousands)
Assets:
Cash and cash equivalents	$	118,374	$	118,374	$	118,374	$	—	$	—
AFS securities	1,236,037		1,236,037		—		1,236,037		—
Loans receivable	7,476,805		7,934,879		—		—		7,934,879
FHLB stock	101,575		101,575		101,575		—		—
Liabilities:
Deposits	5,774,619		5,852,187		2,732,263		3,119,924		—
Borrowings	2,115,869		2,165,705		30,000		2,135,705		—
Interest rate swaps	55,555		55,555		—		55,555		—
	September 30, 2019
	Carrying		Estimated Fair Value
	Amount		Total		Level 1		Level 2		Level 3
	(Dollars in thousands)
Assets:
Cash and cash equivalents	$	220,370	$	220,370	$	220,370	$	—	$	—
AFS securities	1,204,863		1,204,863		—		1,204,863		—
Loans receivable	7,416,747		7,654,586		—		—		7,654,586
FHLB stock	98,456		98,456		98,456		—		—
Liabilities:
Deposits	5,581,867		5,614,895		2,594,242		3,020,653		—
Borrowings	2,239,989		2,253,353		100,001		2,153,352		—
Interest rate swaps	33,090		33,090		—		33,090		—