Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock Class A	Total Hyzon Motors Inc. Stockholders’ Equity	Common Stock Class A Common Stock Class A	Treasury Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest
Beginning Balance (in shares) at Dec. 31, 2021				247,758,412
Beginning Balance at Dec. 31, 2021	$ 370,065		$ 374,817	$ 25		$ 400,826	$ (26,412)	$ 378	$ (4,752)
Exercise of stock options (in shares)				38,868
Exercise of stock options	44		44			44
Stock-based compensation	5,332		5,332			5,332
Vesting of RSUs (in shares)				428,190
Common stock issued for the cashless exercise of warrants (in shares)				53,330
Repurchase of warrants	(31)		(31)			(31)
Net share settlement of equity awards	(645)		(645)			(645)
Available-for-sale short-term investments:
Unrealized gain on short-term investments	1,303		1,303					1,303
Deconsolidation of subsidiary	(813)		(813)			(813)
Repurchase of common stock (in shares)				(3,769,592)	(3,769,592)
Repurchase of common stock	(6,446)		(6,446)		$ (6,446)
Acquisition of noncontrolling interest	(5,316)		(31,801)			(31,771)		(30)	26,485
Net loss attributable to Hyzon	(32,186)		(32,186)				(32,186)
Net loss attributable to noncontrolling interest	(22,327)								(22,327)
Foreign currency translation adjustment	$ (1,921)		(1,804)					(1,804)	(117)
Treasury stock ending balance (in shares) at Dec. 31, 2022					3,769,592
Ending Balance (in shares) at Dec. 31, 2022	244,509,208	244,509,208		244,509,208
Ending Balance at Dec. 31, 2022	$ 307,059		307,770	$ 25	$ (6,446)	372,942	(58,598)	(153)	(711)
Exercise of stock options (in shares)				16,000
Exercise of stock options	18		18			18
Stock-based compensation	7,481		7,481			7,481
Vesting of RSUs (in shares)				556,289
Net share settlement of equity awards	(180)		(180)			(180)
Available-for-sale short-term investments:
Unrealized gain on short-term investments	930		930					930
Reclassification to net loss	(2,233)		(2,233)					(2,233)
Net loss attributable to Hyzon	(184,042)		(184,042)				(184,042)
Net loss attributable to noncontrolling interest	16								16
Foreign currency translation adjustment	$ 951		942					942	9
Treasury stock ending balance (in shares) at Dec. 31, 2023	3,769,592				3,769,592
Ending Balance (in shares) at Dec. 31, 2023	245,081,497	245,081,497		245,081,497
Ending Balance at Dec. 31, 2023	$ 130,000		$ 130,686	$ 25	$ (6,446)	$ 380,261	$ (242,640)	$ (514)	$ (686)