Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Statement of Comprehensive Income [Abstract]
Net loss	$ (35,512)	$ (50,511)	$ (56,787)	$ (95,366)
Currency translation adjustment, net of tax	(199)	339	(620)	360
Unrealized (losses) gains on available-for-sale securities, net of tax	157	233	(1)	2
Comprehensive loss	(35,554)	(49,939)	(57,408)	(95,004)
Comprehensive loss attributable to noncontrolling interest	(19,111)	(33,281)	(32,580)	(64,308)
Comprehensive loss attributable to Bakkt Holdings, Inc.	$ (16,443)	$ (16,658)	$ (24,828)	$ (30,696)