CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands		12 Months Ended
		Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2016
Interest and dividend income:
Loans and leases, including fees		$ 98,475	$ 52,117	$ 36,187
Mortgage-backed securities		15,479	16,571	15,771
Other investments		44,580	39,415	29,438
Total interest and dividend income		158,534	108,103	81,396
Interest expense:
Deposits		15,163	6,051	614
FHLB advances and other borrowings		12,822	8,822	3,477
Total interest expense		27,985	14,873	4,091
Net interest income		130,549	93,230	77,305
Provision for loan and lease losses		29,432	10,589	4,605
Net interest income after provision for loan and lease losses		101,117	82,641	72,700
Non-interest income:
Loss on sale of securities, net (Includes ($8,177), ($493), and ($326) reclassified from accumulated other comprehensive income (loss) for net losses on available for sale securities for the fiscal years ended September 30, 2018, 2017 and 2016, respectively)		(8,177)	(493)	(326)
Gain on sale of loans and leases		355	0	0
Loss on foreclosed real estate		(19)	(6)	0
Other income		1,494	261	8
Total non-interest income		184,525	172,172	100,770
Non-interest expense:
Compensation and benefits		109,044	88,728	61,675
Refund transfer product expense		11,750	11,885	8,648
Tax advance product expense		1,817	3,241	0
Card processing expense		26,283	24,130	22,263
Occupancy and equipment expense		19,740	16,465	13,999
Operating lease equipment depreciation expense		5,386	0	0
Legal and consulting expense		15,064	8,384	4,824
Marketing		1,226	1,449	1,334
Data processing expense		2,674	2,117	1,972
Amortization expense		9,641	12,362	4,828
Intangible impairment		18	10,248	0
Other expense		25,589	20,654	15,105
Total non-interest expense		228,232	199,663	134,648
Income before income tax expense		57,410	55,150	38,822
Income tax expense (Includes ($2,330), ($185), and ($118) income tax benefit reclassified from accumulated other comprehensive income (loss) for the fiscal years ended September 30, 2018, 2017 and 2016, respectively)		(5,117)	(10,233)	(5,602)
Net income before non-controlling interest		52,293	44,917	33,220
Net income attributable to non-controlling interest		673	0	0
Net Income attributable to parent		$ 51,620	$ 44,917	$ 33,220
Earnings per common share:
Basic (in dollars per share)	[1]	$ 1.68	$ 1.62	$ 1.31
Diluted (in dollars per share)	[1]	$ 1.67	$ 1.61	$ 1.30
Refund transfer product fees
Non-interest income:
Non-interest income:		$ 41,879	$ 38,956	$ 23,347
Tax advance product fees
Non-interest income:
Non-interest income:		35,703	31,913	1,575
Card fees
Non-interest income:
Non-interest income:		94,446	94,707	70,533
Rental income
Non-interest income:
Non-interest income:		7,333	0	0
Loan and lease fees
Non-interest income:
Non-interest income:		4,470	3,882	3,374
Bank-owned life insurance income
Non-interest income:
Non-interest income:		2,590	2,216	1,656
Deposit fees
Non-interest income:
Non-interest income:		$ 4,451	$ 736	$ 603

[1] All share and per share data for all periods presented has been adjusted to reflect the 3-for-1 forward stock split of the Company's common stock effected by the Company on October 4, 2018.