DIVESTITURE - Narrative (Details) - Community Bank - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Jun. 30, 2020	Jun. 30, 2020	Aug. 04, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Non-recurring income	$ 19.3	$ 19.3
Legal expense	0.6	0.6
IT expense	0.2	0.2
Consulting expense	0.8	0.8
Nonrecurring compensation expense	$ 0.3	0.3
Servicing fee expense		$ 1.4
Subsequent Event
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total assets			$ 58.6