STOCKHOLDERS’ EQUITY - Narrative (Details) $ / shares in Units, $ in Thousands		1 Months Ended	3 Months Ended
	Jan. 19, 2022 $ / shares shares	Feb. 28, 2022 shares	Mar. 31, 2022 USD ($) vote $ / shares shares	Jan. 31, 2022 shares	Jan. 18, 2022 shares	Dec. 31, 2021 $ / shares shares	Mar. 31, 2021 shares	Jan. 31, 2021 $ / shares	Mar. 31, 2020 $ / shares shares
Class of Stock [Line Items]
Common stock, shares authorized (in shares)			10,000,000,000			10,000,000,000
Common stock, par value (in dollars per share) | $ / shares	$ 0.00001		$ 0.0001			$ 0.0001
Voting rights per share | vote			1
Warrants outstanding (in shares)			14,900,000
Exercise price of warrants (in dollars per share) | $ / shares			$ 11.50
Common stock, exchange ratio	1.6001528688
SPAC vesting shares (in shares)					1,700,000
Issuances of common stock- vendor settlement (in shares)			1,600,000
Number of common shares available for grant, outstanding (in shares)			128,800,000
Common shares purchased for award (in shares)			31,900,000
Weighted average price of shares purchased (in shares) | $ / shares			$ 8.76
Options remaining contractual term			8 years 7 months 6 days
Option, unrecognized share-based compensation expense | $			$ 141,800
Conversion of XPDI's Common Stock to New Core Common Stock
Class of Stock [Line Items]
Recapitalization transaction, conversion ratio					1
Common Stock
Class of Stock [Line Items]
Issuances of common stock- Merger with XPDI (in shares)	30,800,000
Stock options
Class of Stock [Line Items]
Period for recognition			3 years 8 months 12 days
Restricted Stock Units and Restricted Awards
Class of Stock [Line Items]
Nonvested RSAs and RSUs (in shares)			96,900,000
RSUs and RSAs, unrecognized share-based compensation expense | $			$ 768,700
Share-based payment arrangement, cost expected to be recognized | $			$ 34,400
Period for recognition			3 years 3 months 18 days
Share-based payment arrangement, cost not expected to be recognized | $			$ 734,300
Restricted Stock Units (RSUs)
Class of Stock [Line Items]
Share-based compensation, number of shares authorized (in shares)			1,400,000
Restricted stock units granted in period (in shares)			11,900,000
Restricted stock units grant-date fair value (in dollars per share) | $ / shares			$ 9.54
2018 Plan
Class of Stock [Line Items]
Issuance period			10 years
Share-based compensation, number of shares authorized (in shares)			132,000,000
Common stock shares reserved for future issuance (in shares)			132,013,000
2018 Plan | Stock options
Class of Stock [Line Items]
Common stock shares reserved for future issuance (in shares)			24,610,000
2018 Plan | Minimum
Class of Stock [Line Items]
Share-based compensation, award vesting period			1 year
2018 Plan | Maximum | Stock options
Class of Stock [Line Items]
Share-based compensation, award expiration period			10 years
2021 Plan
Class of Stock [Line Items]
Share-based compensation, number of shares authorized (in shares)			45,000,000
Common stock shares reserved for future issuance (in shares)			45,000,000
2021 Plan | Stock options
Class of Stock [Line Items]
Share-based compensation, award expiration period			10 years
Common stock shares reserved for future issuance (in shares)			0
2021 Plan | Minimum
Class of Stock [Line Items]
Share-based compensation, award vesting period			1 year
Blockcap Plans
Class of Stock [Line Items]
Common stock shares reserved for future issuance (in shares)			13,989,000				14,000,000
Blockcap Plans | Stock options
Class of Stock [Line Items]
Common stock shares reserved for future issuance (in shares)			7,332,000
Stockholder Loan Warrants
Class of Stock [Line Items]
Warrants outstanding (in shares)				200,000
Exercise price of warrants (in dollars per share) | $ / shares								$ 4.21
Public Warrants
Class of Stock [Line Items]
Warrants outstanding (in shares)			8,600,000
Public Warrants | XPDI
Class of Stock [Line Items]
Warrants outstanding (in shares)					8,600,000
Private Placement Warrants
Class of Stock [Line Items]
Warrants outstanding (in shares)			6,300,000
Private Placement Warrants | XPDI
Class of Stock [Line Items]
Warrants outstanding (in shares)					6,300,000
Executive Notes Warrants
Class of Stock [Line Items]
Warrants outstanding (in shares)									6,400,000
Exercise price of warrants (in dollars per share) | $ / shares									$ 0.84
Class of warrant or right, warrants exercised		3,200,000
Issuance of common stock - exercise of warrants (in shares)		2,900,000
Service Providers Warrants
Class of Stock [Line Items]
Warrants outstanding (in shares)									200,000
Exercise price of warrants (in dollars per share) | $ / shares									$ 4.27
Class of warrant or right, warrants exercised		200,000
Issuance of common stock - exercise of warrants (in shares)		100,000