Desktop Metal, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY - Warrants (Details)

STOCKHOLDERS' EQUITY - Warrants (Details) $ / shares in Units, $ in Thousands		3 Months Ended	6 Months Ended
	Feb. 24, 2020 $ / shares shares	Mar. 28, 2021 USD ($) shares	Jun. 30, 2021 USD ($) D $ / shares shares	Mar. 29, 2021 $ / shares shares	Dec. 31, 2020 USD ($) $ / shares	Dec. 09, 2020 $ / shares	Jun. 30, 2020 shares	May 31, 2017 $ / shares shares
Class of Warrant or Right [Line Items]
Warrants to purchase shares \| shares			0				99,960	2,442,440
Number of common stock purchased by each warrant \| shares								1
Revenue generated per share								$ 35.00
Exercise price								$ 3.34
Warrants and Rights Outstanding \| $					$ 93,328
Common stock par value (in dollars per share)			$ 0.0001		$ 0.0001	$ 0.0001
Divisional Factor for Conversion of Debt to Warrants	$ 1.00
Proceeds from Warrant Exercises \| $			$ 170,665
Common Class A
Class of Warrant or Right [Line Items]
Common stock par value (in dollars per share)			$ 0.0001
Trine Warrants
Class of Warrant or Right [Line Items]
Exercise price	$ 11.50		11.50
Warrant redemption price			0.01
Share Price			$ 10.00
Warrant exercisable term			30 days
Warrants and Rights Outstanding, Term			5 years
Debt Instrument, Convertible, Threshold Trading Days \| D			20
Debt Instrument, Convertible, Threshold Consecutive Trading Days \| D			30
Debt Conversion, Converted Instrument, Warrants or Options Issued \| shares	1,500,000
Proceeds from Warrant Exercises \| $		$ 170,700
Number of warrants exercised \| shares		14,840,589
Class of Warrant or Rights, Redeemed \| shares				166,905
Redemption Price Per Warrant				$ 0.01
Trine Warrants \| Common Class A
Class of Warrant or Right [Line Items]
Number of common stock purchased by each warrant \| shares			1
Common stock par value (in dollars per share)			$ 0.0001
Trine Warrants \| Warrants
Class of Warrant or Right [Line Items]
Number of common stock purchased by each warrant \| shares			0.5
Private Placement Warrants
Class of Warrant or Right [Line Items]
Warrants to purchase shares \| shares			8,503,000
Number of common stock purchased by each warrant \| shares			1
Exercise price			$ 11.50
Warrants and Rights Outstanding \| $			$ 8,503
Fair value of the warrants \| $			$ 56,600
Warrant redemption price			$ 1.00
Number of shares issued during the period up on exercise of warrants not settle-able in cash. \| shares			5,850,346
Minimum \| Trine Warrants \| Common Class A
Class of Warrant or Right [Line Items]
Share Price			$ 18.00