EQUITY (Details)	1 Months Ended						12 Months Ended
	Mar. 31, 2022 USD ($) $ / shares shares	Mar. 31, 2021 USD ($) $ / shares shares	Oct. 31, 2020 USD ($) $ / shares	Aug. 31, 2020 USD ($)	Jun. 30, 2020 USD ($) $ / shares	Jul. 31, 2019 USD ($)	Dec. 31, 2022 USD ($) $ / shares shares	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($) $ / shares	Dec. 31, 2021 $ / shares shares	Sep. 24, 2021 USD ($)	May 17, 2021 shares	May 16, 2021 shares	Aug. 31, 2020 $ / shares	Jul. 31, 2019 $ / shares
Class of Stock [Line Items]
Common stock, shares outstanding (in shares) | shares							18,073,367			15,894,395		15,764,533	1,574,597,320
Common stock, shares authorized (in shares) | shares							100,000,000			100,000,000
Common stock, par value (in dollars per share) | $ / shares							$ 0.0001			$ 0.0001
Preferred stock, shares authorized (in shares) | shares							10,000,000
Preferred stock, par value (in dollars per share) | $ / shares							$ 0.0001
Preferred stock, shares outstanding (in shares) | shares							0
Issuance of common stock, net (in shares) | shares	2,012,500	1,750,000
Sale of stock, offering capacity | $											$ 500,000,000
Shares issued, price per share (in USD/AUD per share) | $ / shares	$ 65.00	$ 70.00
Issuance of common stock, net | $	$ 130,800,000						$ 122,059,476	$ 174,964,132	$ 25,108,988
Stock issuance costs | $	$ 8,800,000	$ 12,819,429
Remaining offering capacity | $							$ 369,200,000
Piedmont Lithium Limited
Class of Stock [Line Items]
ADS conversion ratio												100
Australia Share Placements And US Public Offerings
Class of Stock [Line Items]
Shares issued, price per share (in USD/AUD per share) | (per share)			$ 25.00		$ 6.30				$ 6.30					$ 9.00	$ 14.50
Issuance of common stock, net | $			$ 2,300,000	$ 1,200,000	$ 2,065,000	$ 1,450,000			$ 2,326,270