Accounting Changes and Error Corrections (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2021	Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss attributable to Stockholders of Inpixon	$ (33,640)	$ (31,438)	$ (69,155)	$ (29,229)
Accretion of Series 7 preferred stock	(2,962)	(2,962)	(8,161)	0
Net loss attributable to common stockholders, diluted	(36,602)	(34,400)	(77,316)	(29,229)
Net loss attributable to common stockholders, basic	$ (36,602)	$ (34,400)	$ (77,316)	$ (29,229)
Net Loss Per Share - Basic (in usd per share)	$ (0.31)	$ (0.34)	$ (0.72)	$ (1.01)
Net Loss Per Share - Diluted (in usd per share)	$ (0.31)	$ (0.34)	$ (0.72)	$ (1.01)
As Previously Issued
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss attributable to Stockholders of Inpixon	$ (33,640)	$ (31,438)
Accretion of Series 7 preferred stock	0	0
Net loss attributable to common stockholders, diluted	(33,640)	(31,438)
Net loss attributable to common stockholders, basic	$ (33,640)	$ (31,438)
Net Loss Per Share - Basic (in usd per share)	$ (0.29)	$ (0.31)
Net Loss Per Share - Diluted (in usd per share)	$ (0.29)	$ (0.31)
Adjustment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss attributable to Stockholders of Inpixon	$ 0	$ 0
Accretion of Series 7 preferred stock	(2,962)	(2,962)
Net loss attributable to common stockholders, diluted	(2,962)	(2,962)
Net loss attributable to common stockholders, basic	$ (2,962)	$ (2,962)
Net Loss Per Share - Basic (in usd per share)	$ (0.02)	$ (0.03)
Net Loss Per Share - Diluted (in usd per share)	$ (0.02)	$ (0.03)