Cryo-Cell International, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Note Payable - Additional Information (Detail)

Note Payable - Additional Information (Detail) - USD ($)			3 Months Ended		12 Months Ended
	Jun. 05, 2017	May 20, 2016	Feb. 28, 2018	Feb. 28, 2017	Nov. 30, 2017	Aug. 26, 2016	Jul. 01, 2016
Debt Instrument [Line Items]
Interest expense			$ 280,977	$ 297,044
Debt issuance costs			378,785
Amortization of debt issuance costs			$ 26,702	34,153
TCB and CrowdOut Capital LLC [Member]
Debt Instrument [Line Items]
Subordinated loan		$ 650,000
Repayment of subordinated debt	$ 650,000
TCB and CrowdOut Capital LLC [Member] \| Subordinated Debt [Member]
Debt Instrument [Line Items]
Line of credit facility, interest rate		12.00%
Line of credit facility, expiration date		Jul. 31, 2021
Line of credit facility, description			Per a promissory note dated May 20, 2016 between the Company and CrowdOut, interest at 12% per annum on the principal sum of $650,000 is payable monthly with a maturity date of July 2021, at which time, the principal amount of $650,000 was payable.
Line of credit facility, frequency of payment			Monthly
Interest expense			$ 0	19,500
Interest paid	$ 867
Texas Capital Bank National Association [Member] \| Amended And Restated Promissory Notes [Member]
Debt Instrument [Line Items]
Principal paid			3,133,000		$ 2,633,000
Interest expense			$ 93,828	$ 102,488
Senior Credit Facilities [Member] \| Texas Capital Bank National Association [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Line of credit facility, description			Subject to the terms of the Agreement, on May 20, 2016, TCB advanced the Company $100.00. On July 1, 2016, TCB advanced the remaining principal amount of $7,999,900 per a promissory note dated May 20, 2016 between the Company and TCB, at a rate of 3.75% per annum plus LIBOR, payable monthly with a maturity date of July 2021.
Line of credit facility, frequency of payment			Monthly
Line of credit facility, interest rate description			3.75% per annum plus LIBOR
Senior Credit Facilities [Member] \| Texas Capital Bank National Association [Member] \| Promissory Notes [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Line of credit facility, amount advanced							$ 7,999,900
Senior Credit Facilities [Member] \| London Interbank Offered Rate (LIBOR) [Member] \| Texas Capital Bank National Association [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Term loan, maximum borrowing capacity		$ 8,000,000
Line of credit facility, amount advanced		$ 100.00
Line of credit facility, interest rate		3.75%	3.75%		3.75%
Line of credit facility, expiration date		Jul. 31, 2021
Amended Senior Credit Facility [Member] \| Texas Capital Bank National Association [Member] \| Amended And Restated Promissory Notes [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Line of credit facility, amount advanced						$ 2,133,433