SIGNIFICANT ACCOUNTING POLICIES - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	2 Months Ended	9 Months Ended
	Mar. 31, 2021	Dec. 31, 2021
Noncash Investing and Financing Items [Abstract]
Right-of-use asset obtained in exchange for lease obligation		$ 1,076
Contribution of deposits on plant and equipment to joint venture		11,850
Common stock issuance costs in other accrued liabilities	$ 58
Common stock issued for business acquisition		40,590
Contingent value rights issued for business acquisition		12,000
Common stock issued in conjunction with debt offering representing debt issuance costs		25,727
Purchases of and deposits on plant and equipment in accounts payable and accrued construction liabilities		6,074
Investment in joint venture in other accrued liabilities		57
Series A Preferred Stock conversion to common stock		49,315
Reverse merger exchange ratio share adjustment		$ 43