XML 50 R39.htm IDEA: XBRL DOCUMENT v3.19.1

Concentrations (Details Narrative)	3 Months Ended		9 Months Ended		12 Months Ended
	Feb. 28, 2019 USD ($) Customer	Feb. 28, 2018 Customer	Feb. 28, 2019 USD ($) Customer Vendor	Feb. 28, 2018 USD ($) Vendor	May 31, 2017 Customer	May 31, 2018 USD ($)
Concentrations (Textual)
Amount of FDIC						$ 250,000
Held in cash	$ 129,200		$ 129,200			$ 0
Sales Revenue, Net [Member]
Concentrations (Textual)
Number of customers	3	3	2	1
Concentration risk percentage	54.00%	71.00%	51.00%	50.00%
Accounts Receivable [Member]
Concentrations (Textual)
Number of customers | Customer			3		3
Concentration risk percentage			77.00%		60.00%
Vendors [Member]
Concentrations (Textual)
Number of vendors | Vendor			3	2
Purchased inventories and products			$ 283,000	$ 210,805
Percentage of purchases			82.00%	92.00%
UNITED STATES [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage	26.00%		30.00%	36.00%
United Kingdom [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage	4.00%		2.00%
CANADA [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage	22.00%		20.00%	27.00%
Hong Kong [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			3.00%
Italy [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			5.00%	9.00%
Product [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			100.00%	10.00%
Introductory Kit [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			20.00%	31.00%
Others [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			10.00%
ThickeningSpray1Member | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			2.00%
Thermal Protect [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			3.00%
Fragrance Shampoo And Conditioner [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			29.00%
Prep Cleanser And Shampoo [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			16.00%
Moisturizer And Conditioner [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			11.00%
Treatment Spray [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			5.00%
Cellular Complex [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			5.00%
Hair Masque [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			5.00%
Thickening Spray [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage			4.00%
Hair Treatment And Repair Products [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage				26.00%
Hair Shampoo And Conditioner [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage				17.00%
Hair Shampoo [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage				23.00%
Customer One [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage	21.00%	44.00%	38.00%	50.00%
Customer One [Member] | Accounts Receivable [Member]
Concentrations (Textual)
Concentration risk percentage			26.00%		34.00%
Customer Two [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage	19.00%	14.00%	15.00%
Customer Two [Member] | Accounts Receivable [Member]
Concentrations (Textual)
Concentration risk percentage			32.00%		14.00%
Customer Three [Member] | Sales Revenue, Net [Member]
Concentrations (Textual)
Concentration risk percentage	14.00%	13.00%
Customer Three [Member] | Accounts Receivable [Member]
Concentrations (Textual)
Concentration risk percentage			19.00%		12.00%
Customer Four [Member] | Accounts Receivable [Member]
Concentrations (Textual)
Concentration risk percentage

X

- References

No definition available.

+ Details

Name:	rviv_ConcentrationsTextualAbstract
Namespace Prefix:	rviv_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of customers.

+ References

No definition available.

+ Details

Name:	rviv_NumberOfCustomers
Namespace Prefix:	rviv_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of vendors.

+ References

No definition available.

+ Details

Name:	rviv_NumberOfVendors
Namespace Prefix:	rviv_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Percentage of purchases.

+ References

No definition available.

+ Details

Name:	rviv_PercentageOfPurchases
Namespace Prefix:	rviv_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of purchased inventories and products.

+ References

No definition available.

+ Details

Name:	rviv_PurchasedInventoriesAndProducts
Namespace Prefix:	rviv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.1)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_Cash
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The amount of cash deposited in financial institutions as of the balance sheet date that is insured by the Federal Deposit Insurance Corporation.

+ References

No definition available.

+ Details

Name:	us-gaap_CashFDICInsuredAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13531-108611

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13537-108611

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

+ Details

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_SalesRevenueNetMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_AccountsReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=rviv_VendorsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=rviv_USMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=rviv_UKMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=rviv_CAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=rviv_HKMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=rviv_ItalyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=us-gaap_ProductMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_IntroductoryKitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_OthersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_ThickeningSpray1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_ThermalProtectMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_FragranceShampooAndConditionerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_PrepCleanserAndShampooMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_MoisturizerAndConditionerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_TreatmentSprayMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_CellularComplexMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_HairMasqueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_ThickeningSprayMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_HairTreatmentAndRepairProductsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_HairShampooAndConditionerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=rviv_HairShampooMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MajorCustomersAxis=rviv_CustomerOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MajorCustomersAxis=rviv_CustomerTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MajorCustomersAxis=rviv_CustomerThreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_MajorCustomersAxis=rviv_CustomerFourMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: