COMMON STOCK EQUITY - NARRATIVE (Details) - USD ($)	1 Months Ended	6 Months Ended
	Dec. 31, 2019	Mar. 31, 2021	Mar. 31, 2020	Mar. 03, 2021
Class of Stock [Line Items]
Number of shares issued in transaction (in shares)	6,545,454
Proceeds from issuance of common stock - public equity offering	$ 212,900,000	$ 0	$ 212,900,000
Forward sale agreement payout		388,000	$ 0
Directly Issued Common Stock
Class of Stock [Line Items]
Number of shares issued in transaction (in shares)	5,333,334
Forward Sales Agreements
Class of Stock [Line Items]
Number of shares issued in transaction (in shares)	1,212,120
Conversion price per share (usd per share)	$ 40.0125
Forward sale agreement payout		$ 387,744
Forward sales agreement, settlement (in shares)		31,607		727,272
Forward sales agreement, settlement, amount		$ 1,400,000