SEGMENT REPORTING (Tables)

12 Months Ended

Sep. 30, 2017

Segment Reporting [Abstract]

Segment Information of Entity

	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

	Payments		Banking		Corporate Services/Other			Total
Year Ended September 30, 2015
Interest income	$	7,261	$	31,394	$	22,952		$	61,607
Interest expense	169		1,377		841			2,387
Net interest income	7,092		30,017		22,111			59,220
Provision for loan losses	—		689		776			1,465
Non-interest income	54,417		3,358		399			58,174
Non-interest expense	47,731		19,028		29,747			96,506
Income (loss) before income tax expense (benefit)	13,778		13,658		(8,013		)	19,423
Total assets	93,336		724,834		1,711,535			2,529,705
Total goodwill	25,350		11,578		—			36,928
Total deposits	1,424,304		233,235		(5		)	1,657,534