SEGMENT REPORTING (Tables)

12 Months Ended

Sep. 30, 2018

Segment Reporting [Abstract]

Segment Information of Entity

	Payments		Banking		Corporate Services/Other			Total
Year Ended September 30, 2018
Interest income	$	24,487	$	97,817	$	36,230		$	158,534
Interest expense	1,646		7,012		19,327			27,985
Net interest income	22,841		90,805		16,903			130,549
Provision for loan and lease losses	21,344		8,088		—			29,432
Non-interest income	176,250		13,950		(5,675		)	184,525
Non-interest expense	126,610		46,982		54,640			228,232
Income (loss) before income tax expense (benefit)	51,137		49,685		(43,412		)	57,410
Total assets	186,502		3,413,409		2,235,156			5,835,067
Total goodwill	87,145		216,125		—			303,270
Total deposits	2,412,986		746,003		1,271,998			4,430,987

	Payments		Banking		Corporate Services/Other			Total
Year Ended September 30, 2017
Interest income	$	13,845	$	52,231	$	42,027		$	108,103
Interest expense	503		2,723		11,647			14,873
Net interest income	13,342		49,508		30,380			93,230
Provision for loan losses	7,613		2,976		—			10,589
Non-interest income	165,707		4,685		1,780			172,172
Non-interest expense	132,984		24,520		42,159			199,663
Income (loss) before income tax expense (benefit)	38,452		26,697		(9,999		)	55,150
Total assets	185,521		1,343,968		3,698,843			5,228,332
Total goodwill	87,145		11,578		—			98,723
Total deposits	2,436,893		229,969		556,562			3,223,424

	Payments		Banking		Corporate Services/Other			Total
Year Ended September 30, 2016
Interest income	$	9,711	$	38,321	$	33,364		$	81,396
Interest expense	181		1,331		2,579			4,091
Net interest income	9,530		36,990		30,785			77,305
Provision for loan losses	971		3,634		—			4,605
Non-interest income	95,261		4,280		1,229			100,770
Non-interest expense	77,411		23,001		34,236			134,648
Income (loss) before income tax expense (benefit)	26,409		14,635		(2,222		)	38,822
Total assets	87,311		946,420		2,972,688			4,006,419
Total goodwill	25,350		11,578		—			36,928
Total deposits	2,131,042		299,030		10			2,430,082