Cryo-Cell International, Inc. Annual report [Section 13 and 15(d), not S-K Item 405]

Commitments and Contingencies - Additional Information (Detail)								12 Months Ended
	Jul. 01, 2024 USD ($)	Jun. 25, 2024	Jul. 31, 2023 USD ($) ft²	Jan. 11, 2021 ft²	Jul. 31, 2018 ft²	Nov. 30, 2013 USD ($) ft²	Apr. 30, 2004 ft²	Nov. 30, 2024 USD ($)	Nov. 30, 2023 USD ($)
Commitment And Contingencies [Line Items]
Operating lease area							17.600
Operating lease period							10 years
Extensions on main lease				17,600	17,600
Rent charged to operation \| $								$ 442,874	$ 400,716
Extension lease period		2 years
Miami [Member]
Commitment And Contingencies [Line Items]
Operating lease period						1 year
Rent charged to operation \| $	$ 53,000		$ 48,000			$ 38,000
Area covered under lease after amendment			800			800
Minimum [Member]
Commitment And Contingencies [Line Items]
Employee agreements period								1 year
Maximum [Member]
Commitment And Contingencies [Line Items]
Employee agreements period								2 years