Stock-Based Compensation, Summary of Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands					6 Months Ended			12 Months Ended
	Jan. 31, 2023	Aug. 04, 2022	Aug. 03, 2022	Jan. 31, 2022	Jan. 31, 2023	Aug. 03, 2022	Jun. 30, 2022	Jan. 31, 2024	Dec. 31, 2021
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward]
Number of Shares Option Outstanding, Beginning Balance		22,285,706			22,285,706	21,715,815		7,869,050
Number of Shares, Granted					0	1,214,500		0
Number of Shares, Exercised					(206,476)	(392,450)		(1,003,474)
Number of Shares, Cancelled					(83,851)	(252,159)		(380,584)
Number of Shares Option Outstanding, Ending Balance	7,869,050	8,159,377	22,285,706	21,715,815	7,869,050	22,285,706		6,484,992
Number of Shares Option, Vested	5,772,232		14,783,495		5,772,232	14,783,495		5,814,238
Number of Shares Option, Vested and expected to vest	7,135,156		19,659,894		7,135,156	19,659,894		6,250,237
Weighted-Average Exercise Price
Weighted- Average Exercise Price, Outstanding, Beginning Balance		$ 0.5377			$ 0.5377	$ 0.4398		$ 1.5454
Weighted- Average Exercise Price, Granted						2.392
Weighted- Average Exercise Price, Exercised					0.5952	0.2659		0.2565
Weighted- Average Exercise Price, Cancelled					2.9681	1.4633		4.0963
Weighted- Average Exercise Price, Outstanding, Ending Balance	$ 1.5454	$ 1.536	$ 0.5377	$ 0.4398	1.5454	0.5377		1.5856
Weighted- Average Exercise Price, Vested	0.9591		0.266		0.9591	0.266		1.2651
Weighted- Average Exercise Price, Vested and expected to vest	$ 1.3793		$ 0.4662		$ 1.3793	$ 0.4662		$ 1.4812
Weighted-Average Remaining Contractual Term (in years)
Weighted- Average Remaining Contractual Term (Years), Outstanding	6 years 25 days	6 years 3 days		6 years 3 months 10 days	6 years 25 days	6 years 5 months 12 days		4 years 11 months 15 days
Weighted- Average Remaining Contractual Term (Years), Vested			5 years 4 months 28 days		5 years 4 months 20 days			4 years 8 months 1 day
Weighted- Average Remaining Contractual Term (Years), Vested and expected to vest					5 years 10 months 17 days	6 years 2 months 1 day		4 years 10 months 9 days
Aggregate Intrinsic Value
Aggregate Intrinsic Value, Outstanding	$ 16,325	$ 17,004	$ 50,864	$ 51,688	$ 16,325	$ 50,864		$ 1,131
Aggregate Intrinsic Value, Vested	15,359		37,757		15,359	37,757		1,055
Aggregate Intrinsic Value, Vested and expected to vest	$ 15,987		$ 46,276		$ 15,987	$ 46,276		$ 1,104
ID Experts Holdings, Inc. and Subsidiary [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward]
Number of Shares Option Outstanding, Beginning Balance							2,843,372
Number of Shares, Granted							72,500
Number of Shares, Exercised							(272,766)
Number of Shares, Cancelled							(62,424)
Number of Shares Option Outstanding, Ending Balance							2,580,682		2,843,372
Number of Shares Option, Vested							1,556,944
Weighted-Average Exercise Price
Weighted- Average Exercise Price, Outstanding, Beginning Balance							$ 0.14
Weighted- Average Exercise Price, Granted							1.97
Weighted- Average Exercise Price, Exercised							0.04
Weighted- Average Exercise Price, Cancelled							0.38
Weighted- Average Exercise Price, Outstanding, Ending Balance							0.2		$ 0.14
Weighted- Average Exercise Price, Vested							$ 0.17
Weighted-Average Remaining Contractual Term (in years)
Weighted- Average Remaining Contractual Term (Years), Outstanding							6 years 6 months		7 years 3 months 18 days
Weighted- Average Remaining Contractual Term (Years), Vested							5 years 3 months 18 days
Aggregate Intrinsic Value
Aggregate Intrinsic Value, Outstanding							$ 11,998		$ 5,768
Aggregate Intrinsic Value, Vested							$ 7,300

ZeroFox Holdings, Inc. 10-K