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

Quarterly report pursuant to Section 13 or 15(d)

Notes Payable - Additional Information (Detail)

Notes Payable - Additional Information (Detail) - USD ($)			3 Months Ended		9 Months Ended		12 Months Ended
	Jun. 05, 2017	May 20, 2016	Aug. 31, 2018	Aug. 31, 2017	Aug. 31, 2018	Aug. 31, 2017	Nov. 30, 2017	Jun. 11, 2018	Aug. 26, 2016	Jul. 01, 2016
Debt Instrument [Line Items]
Interest expense			$ 410,366	$ 314,890	$ 995,437	$ 937,248
Debt issuance costs			548,085		548,085
Amortization of debt issuance costs			28,337	30,427	79,876	96,869
Texas Capital Bank National Association [Member] \| Amended And Restated Promissory Notes [Member]
Debt Instrument [Line Items]
Principal paid					4,149,667		$ 2,633,000
Interest expense			204,609	102,868	$ 393,254	309,385
Texas Capital Bank National Association [Member] \| Amended And Restated Promissory Notes [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Line of credit facility, expiration date					Jun. 30, 2023
Second amended and restated promissory note principal amount								$ 15,500,000
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	$ 867	$ 0	$ 40,300
Interest paid	$ 867
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%			3.35%		3.35%
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
Second Amended Senior Credit Facility [Member] \| Texas Capital Bank National Association [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Line of credit facility, amount advanced								$ 9,000,000