Accumulated Other Comprehensive Income (Tables)

6 Months Ended

Mar. 31, 2020

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss)

The following tables present the changes in the components of AOCI, net of tax, for the periods indicated.

	For the Three Months Ended March 31, 2020
	Unrealized		Unrealized
	Gains (Losses)		Gains (Losses)
	on AFS		on Cash Flow			Total
	Securities		Hedges			AOCI
	(Dollars in thousands)
Beginning balance	$	9,698	$	(19,625	)	$	(9,927	)
Other comprehensive income (loss), before reclassifications	10,378		(23,412		)	(13,034		)
Amount reclassified from AOCI	—		983			983
Other comprehensive income (loss)	10,378		(22,429		)	(12,051		)
Ending balance	$	20,076	$	(42,054	)	$	(21,978	)

	For the Six Months Ended March 31, 2020
	Unrealized		Unrealized
	Gains (Losses)		Gains (Losses)
	on AFS		on Cash Flow			Total
	Securities		Hedges			AOCI
	(Dollars in thousands)
Beginning balance	$	10,150	$	(25,049	)	$	(14,899	)
Other comprehensive income (loss), before reclassifications	9,926		(18,697		)	(8,771		)
Amount reclassified from AOCI	—		1,692			1,692
Other comprehensive income (loss)	9,926		(17,005		)	(7,079		)
Ending balance	$	20,076	$	(42,054	)	$	(21,978	)

	For the Three Months Ended March 31, 2019
	Unrealized		Unrealized
	Gains (Losses)		Gains (Losses)
	on AFS		on Cash Flow			Total
	Securities		Hedges			AOCI
	(Dollars in thousands)
Beginning balance	$	537	$	(2,414	)	$	(1,877	)
Other comprehensive income (loss), before reclassifications	3,061		(6,500		)	(3,439		)
Amount reclassified from AOCI	—		(100		)	(100		)
Other comprehensive income (loss)	3,061		(6,600		)	(3,539		)
Ending balance	$	3,598	$	(9,014	)	$	(5,416	)

	For the Six Months Ended March 31, 2019
	Unrealized			Unrealized
	Gains (Losses)			Gains (Losses)
	on AFS			on Cash Flow			Total
	Securities			Hedges			AOCI
	(Dollars in thousands)
Beginning balance	$	(2,990	)	$	7,330		$	4,340
Other comprehensive income (loss), before reclassifications	6,588			(16,395		)	(9,807		)
Amount reclassified from AOCI	—			51			51
Other comprehensive income (loss)	6,588			(16,344		)	(9,756		)
Ending balance	$	3,598		$	(9,014	)	$	(5,416	)