Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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The net amount of operating interest income (expense).

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The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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REVENUE FROM CONTRACTS WITH CUSTOMERS - Schedule of Revenue by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Disaggregation of Revenue [Line Items]
Net interest income	$ 62,137	$ 66,968	$ 194,525	$ 198,590
Noninterest income	41,048	43,790	199,044	186,565
Revenue	103,185	110,758	393,569	385,155
Refund transfer product fees
Disaggregation of Revenue [Line Items]
Noninterest income	4,595	6,697	33,726	38,559
Tax advance product fees
Disaggregation of Revenue [Line Items]
Noninterest income	28	34	31,840	34,757
Payment card and deposit fees
Disaggregation of Revenue [Line Items]
Noninterest income	21,302	21,377	65,957	66,855
Other bank and deposit fees
Disaggregation of Revenue [Line Items]
Noninterest income	214	495	1,083	1,449
Rental income
Disaggregation of Revenue [Line Items]
Noninterest income	11,231	9,386	34,682	30,167
Gain on sale of securities available-for-sale, net
Disaggregation of Revenue [Line Items]
Noninterest income	0	440	0	649
Gain on divestitures
Disaggregation of Revenue [Line Items]
Noninterest income			19,275	0
Gain on sale of other
Disaggregation of Revenue [Line Items]
Noninterest income	1,214	2,620	969	6,117
Other income
Disaggregation of Revenue [Line Items]
Noninterest income	2,464	2,741	11,512	8,012
Consumer
Disaggregation of Revenue [Line Items]
Net interest income	29,507	22,981	69,684	56,484
Noninterest income	26,254	28,572	134,227	141,220
Revenue	55,761	51,553	203,911	197,704
Consumer \| Refund transfer product fees
Disaggregation of Revenue [Line Items]
Noninterest income	4,595	6,697	33,726	38,559
Consumer \| Tax advance product fees
Disaggregation of Revenue [Line Items]
Noninterest income	28	34	31,840	34,757
Consumer \| Payment card and deposit fees
Disaggregation of Revenue [Line Items]
Noninterest income	21,302	21,377	65,957	66,855
Consumer \| Other bank and deposit fees
Disaggregation of Revenue [Line Items]
Noninterest income	0	0	0	0
Consumer \| Rental income
Disaggregation of Revenue [Line Items]
Noninterest income	5	5	14	5
Consumer \| Gain on sale of securities available-for-sale, net
Disaggregation of Revenue [Line Items]
Noninterest income	0	0	0	0
Consumer \| Gain on divestitures
Disaggregation of Revenue [Line Items]
Noninterest income			0	0
Consumer \| Gain on sale of other
Disaggregation of Revenue [Line Items]
Noninterest income	0	115	(19)	173
Consumer \| Other income
Disaggregation of Revenue [Line Items]
Noninterest income	324	344	2,709	871
Commercial
Disaggregation of Revenue [Line Items]
Net interest income	36,104	39,688	112,866	113,604
Noninterest income	13,920	12,819	44,422	40,406
Revenue	50,024	52,507	157,288	154,010
Commercial \| Refund transfer product fees
Disaggregation of Revenue [Line Items]
Noninterest income	0	0	0	0
Commercial \| Tax advance product fees
Disaggregation of Revenue [Line Items]
Noninterest income	0	0	0	0
Commercial \| Payment card and deposit fees
Disaggregation of Revenue [Line Items]
Noninterest income	0	0	0	0
Commercial \| Other bank and deposit fees
Disaggregation of Revenue [Line Items]
Noninterest income	213	296	759	872
Commercial \| Rental income
Disaggregation of Revenue [Line Items]
Noninterest income	11,226	9,091	33,354	29,871
Commercial \| Gain on sale of securities available-for-sale, net
Disaggregation of Revenue [Line Items]
Noninterest income	0	0	0	0
Commercial \| Gain on divestitures
Disaggregation of Revenue [Line Items]
Noninterest income			0	0
Commercial \| Gain on sale of other
Disaggregation of Revenue [Line Items]
Noninterest income	1,214	2,498	6,131	5,874
Commercial \| Other income
Disaggregation of Revenue [Line Items]
Noninterest income	1,267	934	4,178	3,789
Corporate Services/Other
Disaggregation of Revenue [Line Items]
Net interest income	(3,474)	4,299	11,975	28,502
Noninterest income	874	2,399	20,395	4,939
Revenue	(2,600)	6,698	32,370	33,441
Corporate Services/Other \| Refund transfer product fees
Disaggregation of Revenue [Line Items]
Noninterest income	0	0	0	0
Corporate Services/Other \| Tax advance product fees
Disaggregation of Revenue [Line Items]
Noninterest income	0	0	0	0
Corporate Services/Other \| Payment card and deposit fees
Disaggregation of Revenue [Line Items]
Noninterest income	0	0	0	0
Corporate Services/Other \| Other bank and deposit fees
Disaggregation of Revenue [Line Items]
Noninterest income	1	199	324	577
Corporate Services/Other \| Rental income
Disaggregation of Revenue [Line Items]
Noninterest income	0	290	1,314	291
Corporate Services/Other \| Gain on sale of securities available-for-sale, net
Disaggregation of Revenue [Line Items]
Noninterest income	0	440	0	649
Corporate Services/Other \| Gain on divestitures
Disaggregation of Revenue [Line Items]
Noninterest income			19,275	0
Corporate Services/Other \| Gain on sale of other
Disaggregation of Revenue [Line Items]
Noninterest income	0	7	(5,143)	70
Corporate Services/Other \| Other income
Disaggregation of Revenue [Line Items]
Noninterest income	$ 873	$ 1,463	$ 4,625	$ 3,352