XML 54 R44.htm IDEA: XBRL DOCUMENT
v3.21.2

OTHER LONG-TERM LIABILITIES (Details) - USD ($) | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
OTHER LONG-TERM LIABILITIES |  |
Technology Investment Agreement (TIA) | $ 50,445,187 | $ 22,444,324
Stock repurchase | 1,016,452 | 2,034,373
Total | $ 51,461,639 | $ 24,478,697

X
- Definition The amount of Long-term deferred liability relating to preferred stock redemption. + References No definition available. + Details
Name: | rvp_LongTermDeferredLiabilityPreferredStockRedemptionAmount
Namespace Prefix: | rvp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of Long-term deferred liability relating to technology investment agreement. + References No definition available. + Details
Name: | rvp_LongTermDeferredLiabilityTechnologyInvestmentAgreement
Namespace Prefix: | rvp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_OtherLiabilitiesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer. + 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 210.5-02.24) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_OtherLiabilitiesNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant