v3.21.2

Convertible Notes Payable - Summary of Outstanding Notes Payable, Change in Derivative Liability and Debt Discount (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Balance | $ 1,308,092 |  |
Conversion | (66,101) |  |
Balance | 1,305,370 | $ 1,308,092 |
Convertible Notes Payable [Member] |  |  |
Principal Amount |  |  |
OID & Financing Costs | 214,021 | 242,113 |
Balance | 1,308,092 | 938,842 | $ 572,792
Additions | 67,200 | 708,344 | 1,024,292
Payments |  | (99,684) | (50,000)
Conversion | (57,573) | (239,411) | (608,242)
Balance | 1,317,719 | 1,308,092 | 938,842
SBI Investment [Member] |  |  |
Principal Amount | $ 200,000 |  |
Date | Sep. 27, 2017 |  |
Maturity | Mar. 15, 2018 |  |
OID & Financing Costs |  |  |
Balance | 150,153 | 156,850 | 200,000
Additions |  |  | 75,000
Payments |  |  | (25,000)
Conversion |  | (6,697) | (93,150)
Balance | 138,090 | 150,153 | 156,850
SBI Investment [Member] |  |  |
Principal Amount | $ 187,500 |  |
Date | Nov. 14, 2017 |  |
Maturity | May 14, 2018 |  |
OID & Financing Costs |  |  |
Balance | 187,500 | 187,500 | 187,500
Additions |  |  |
Payments |  |  |
Conversion |  |  |
Balance | 187,500 | 187,500 | 187,500
LG Capital Funding, LLC [Member] |  |  |
Principal Amount | $ 185,292 |  |
Date | Dec. 08, 2017 |  |
Maturity | Jun. 08, 2018 |  |
OID & Financing Costs | $ 17,646 |  |
Balance | 0 | 52,260 | 92,646
Additions |  |  | 92,646
Payments |  |  |
Conversion |  | (52,260) | (133,032)
Balance | 0 | 0 | 52,260
Cerberus Finance Group Ltd [Member] |  |  |
Principal Amount | $ 185,292 |  |
Date | Dec. 12, 2017 |  |
Maturity | Jun. 08, 2018 |  |
OID & Financing Costs | $ 17,646 |  |
Balance |  | 107,109 | 92,646
Additions |  |  | 92,646
Payments |  | (99,684) | (25,000)
Conversion |  | (7,425) | (53,183)
Balance |  |  | 107,109
Eagle Equities, LLC [Member] |  |  |
Principal Amount | $ 50,000 |  |
Date | Mar. 15, 2018 |  |
Maturity | Mar. 15, 2019 |  |
OID & Financing Costs | $ 2,500 |  |
Balance |  |  |
Additions |  |  | 50,000
Payments |  |  |
Conversion |  |  | (50,000)
Balance |  |  |
Adar Capital LLC [Member] |  |  |
Principal Amount | $ 50,000 |  |
Date | Mar. 15, 2018 |  |
Maturity | Mar. 15, 2019 |  |
OID & Financing Costs | $ 2,500 |  |
Balance |  |  |
Additions |  |  | 50,000
Payments |  |  |
Conversion |  |  | (50,000)
Balance |  |  |
Bellridge Capital LP [Member] |  |  |
Principal Amount | $ 60,000 |  |
Date | May 17, 2018 |  |
Maturity | May 17, 2019 |  |
OID & Financing Costs | $ 10,000 |  |
Balance |  | 16,000 |
Additions |  |  | 60,000
Payments |  |  |
Conversion |  | (16,000) | (44,000)
Balance |  |  | 16,000
Auctus [Member] |  |  |
Principal Amount | $ 100,000 |  |
Date | Apr. 27, 2018 |  |
Maturity | Apr. 25, 2019 |  |
OID & Financing Costs | $ 10,000 |  |
Balance | 40,123 | 40,123 |
Additions |  |  | 100,000
Payments |  |  |
Conversion |  |  | (59,877)
Balance | 40,123 | 40,123 | 40,123
Bellridge Capital LP [Member] |  |  |
Principal Amount | $ 60,000 |  |
Date | Sep. 17, 2018 |  |
Maturity | Mar. 15, 2019 |  |
OID & Financing Costs | $ 10,000 |  |
Balance | 56,714 | 60,000 |
Additions |  |  | 60,000
Payments |  |  |
Conversion |  | (3,286) |
Balance | 56,714 | 56,714 | 60,000
Eagles Equity [Member] |  |  |
Principal Amount | $ 50,000 |  |
Date | Sep. 21, 2018 |  |
Maturity | Mar. 15, 2019 |  |
OID & Financing Costs | $ 2,500 |  |
Balance |  |  |
Additions |  |  | 50,000
Payments |  |  |
Conversion |  |  | (50,000)
Balance |  |  |
Adar Bay [Member] |  |  |
Principal Amount | $ 50,000 |  |
Date | Oct. 04, 2018 |  |
Maturity | Oct. 04, 2018 |  |
OID & Financing Costs | $ 2,500 |  |
Balance |  |  |
Additions |  |  | 50,000
Payments |  |  |
Conversion |  |  | (50,000)
Balance |  |  |
Bellridge Capital LP [Member] |  |  |
Principal Amount | $ 60,000 |  |
Date | Oct. 18, 2018 |  |
Maturity | Oct. 18, 2018 |  |
OID & Financing Costs | $ 10,000 |  |
Balance | 60,000 | 60,000 |
Additions |  |  | 60,000
Payments |  |  |
Conversion |  |  |
Balance | 60,000 | 60,000 | 60,000
Adar Alef Omnibus [Member] |  |  |
Principal Amount | $ 64,500 |  |
Date | Nov. 28, 2018 |  |
Maturity | Nov. 29, 2019 |  |
OID & Financing Costs | $ 4,125 |  |
Balance | 25,443 | 64,500 |
Additions |  |  | 64,500
Payments |  |  |
Conversion | (25,410) | (39,057) |
Balance | 33 | 25,443 | 64,500
Adar Alef Debt Purchase [Member] |  |  |
Principal Amount | $ 25,000 |  |
Date | Nov. 28, 2018 |  |
Maturity | Nov. 29, 2019 |  |
OID & Financing Costs |  |  |
Balance |  |  |
Additions |  |  | 25,000
Payments |  |  |
Conversion |  |  | (25,000)
Balance |  |  |
LG Capital Omnibus [Member] |  |  |
Principal Amount | $ 64,500 |  |
Date | Nov. 28, 2018 |  |
Maturity | Nov. 29, 2019 |  |
OID & Financing Costs | $ 4,125 |  |
Balance | 57,870 | 64,500 |
Additions |  |  | 64,500
Payments |  |  |
Conversion | (20,100) | (6,630) |
Balance | 37,770 | 57,870 | 64,500
LG Capital Debt Purchase [Member] |  |  |
Principal Amount | $ 25,000 |  |
Date | Nov. 29, 2018 |  |
Maturity | Nov. 29, 2018 |  |
OID & Financing Costs |  |  |
Balance | 25,000 | 25,000 |
Additions |  |  | 25,000
Payments |  |  |
Conversion |  |  |
Balance | 25,000 | 25,000 | 25,000
LG Capita lOmnibus [Member] |  |  |
Principal Amount | $ 105,000 |  |
Date | Dec. 13, 2018 |  |
Maturity | Dec. 14, 2019 |  |
OID & Financing Costs | $ 5,000 |  |
Balance | 105,000 | 105,000 |
Additions |  |  | 105,000
Payments |  |  |
Conversion |  |  |
Balance | 105,000 | 105,000 | 105,000
LG Capital Omnibus [Member] |  |  |
Principal Amount | $ 115,000 |  |
Date | Jan. 15, 2019 |  |
Maturity | Jan. 15, 2020 |  |
OID & Financing Costs | $ 5,750 |  |
Balance | 115,000 |  |
Additions |  | 115,000 |
Payments |  |  |
Conversion |  |  |
Balance | 115,000 | 115,000 |
Adar Alef Omnibus One [Member] |  |  |
Principal Amount | $ 132,720 |  |
Date | Feb. 07, 2019 |  |
Maturity | Feb. 07, 2020 |  |
OID & Financing Costs | $ 6,000 |  |
Balance | 132,720 |  |
Additions |  | 132,720 |
Payments |  |  |
Conversion |  |  |
Balance | 132,720 | 132,720 |
Adar Alef Debt Note [Member] |  |  |
Principal Amount | $ 108,055 |  |
Date | Feb. 07, 2019 |  |
Maturity | Feb. 07, 2019 |  |
OID & Financing Costs | $ 8,371 |  |
Balance |  |  |
Additions |  | 108,055 |
Payments |  |  |
Conversion |  | (108,056) |
Balance |  |  |
Adar Alef Omnibus [Member] |  |  |
Principal Amount | $ 64,500 |  |
Date | Feb. 19, 2019 |  |
Maturity | Feb. 19, 2020 |  |
OID & Financing Costs | $ 4,125 |  |
Balance | 64,500 |  |
Additions |  | 64,500 |
Payments |  |  |
Conversion |  |  |
Balance | 64,500 | 64,500 |
LG Capital Omnibus [Member] |  |  |
Principal Amount | $ 55,125 |  |
Date | Feb. 19, 2019 |  |
Maturity | Feb. 19, 2020 |  |
OID & Financing Costs | $ 2,500 |  |
Balance | 55,125 |  |
Additions |  | 55,125 |
Payments |  |  |
Conversion |  |  |
Balance | 55,125 | 55,125 |
LG Capital Omnibus [Member] |  |  |
Principal Amount | $ 55,125 |  |
Date | Mar. 13, 2019 |  |
Maturity | Mar. 13, 2020 |  |
OID & Financing Costs | $ 2,500 |  |
Balance | 55,125 |  |
Additions |  | 55,125 |
Payments |  |  |
Conversion |  |  |
Balance | 55,125 | 55,125 |
Adar Alef Omnibus #2 Back End [Member] |  |  |
Principal Amount | $ 26,500 |  |
Date | May 14, 2019 |  |
Maturity | Feb. 20, 2020 |  |
OID & Financing Costs | $ 1,500 |  |
Balance | 26,500 |  |
Additions |  | 26,500 |
Payments |  |  |
Conversion |  |  |
Balance | 26,500 | 26,500 |
LG Capital Omnibus #5 [Member] |  |  |
Principal Amount | $ 27,825 |  |
Date | May 17, 2019 |  |
Maturity | May 15, 2020 |  |
OID & Financing Costs | $ 2,825 |  |
Balance | 27,825 |  |
Additions |  | 27,825 |
Payments |  |  |
Conversion |  |  |
Balance | 27,825 | 27,825 |
Adar Alef Omnibus #2 BE 3rd Tranche [Member] |  |  |
Principal Amount | $ 56,194 |  |
Date | Aug. 01, 2019 |  |
Maturity | Feb. 07, 2020 |  |
OID & Financing Costs | $ 50,000 |  |
Balance | 56,194 |  |
Additions |  | 56,194 |
Payments |  |  |
Conversion |  |  |
Balance | 56,194 | 56,194 |
LG Capital Omnibus #7 [Member] |  |  |
Principal Amount | $ 55,125 |  |
Date | Aug. 06, 2019 |  |
Maturity | Feb. 07, 2020 |  |
OID & Financing Costs | $ 50,000 |  |
Balance | 55,125 |  |
Additions |  | 55,125 |
Payments |  |  |
Conversion |  |  |
Balance | 55,125 | 55,125 |
Adar Alef Omnibus #2 BE 4th Tranche [Member] |  |  |
Principal Amount | $ 5,350 |  |
Date | Oct. 03, 2019 |  |
Maturity | Feb. 07, 2020 |  |
OID & Financing Costs | $ 5,000 |  |
Balance | 5,350 |  |
Additions |  | 5,350 |
Payments |  |  |
Conversion |  |  |
Balance | 5,350 | 5,350 |
LG Capital Omnibus #8 [Member] |  |  |
Principal Amount | $ 6,825 |  |
Date | Oct. 25, 2019 |  |
Maturity | Oct. 26, 2020 |  |
OID & Financing Costs | $ 5,000 |  |
Balance | 6,825 |  |
Additions |  | 6,825 |
Payments |  |  |
Conversion |  |  |
Balance | 6,825 | 6,825 |
Adar Alef Omnibus # 5th Tranche [Member] |  |  |
Principal Amount | $ 33,600 |  |
Date | Mar. 19, 2020 |  |
Maturity | Sep. 19, 2020 |  |
OID & Financing Costs | $ 3,600 |  |
Balance |  |  |
Additions | 33,600 |  |
Balance | 33,600 |  |
LG Capital Funding, LLC One [Member] |  |  |
Principal Amount | $ 33,600 |  |
Date | Mar. 25, 2020 |  |
Maturity | Sep. 20, 2020 |  |
OID & Financing Costs | $ 3,600 |  |
Balance |  |  |
Additions | 33,600 |  |
Balance | $ 33,600 |  |

X
- Definition Additions. + References No definition available. + Details
Name: | RETC_AdditionsInConvertibleNote
Namespace Prefix: | RETC_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Debt intrument original issue discount and financing costs. + References No definition available. + Details
Name: | RETC_DebtIntrumentOriginalIssueDiscountAndFinancingCosts
Namespace Prefix: | RETC_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of a written promise to pay a note, initially due after one year or beyond the operating cycle if longer, which can be exchanged for a specified amount of one or more securities (typically common stock), at the option of the issuer or the holder. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-04(13)) -URI http://asc.fasb.org/extlink&oid=120401414&loc=d3e603758-122996 Reference 3: 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(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
Name: | us-gaap_ConvertibleNotesPayable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123431023&loc=d3e4304-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123431023&loc=d3e4332-108586 + Details
Name: | us-gaap_DebtConversionConvertedInstrumentAmount1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69C -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69B -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Date the debt instrument was issued, in YYYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentIssuanceDate1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
Name: | us-gaap_DebtInstrumentMaturityDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash outflow from the repayment of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
Name: | us-gaap_RepaymentsOfConvertibleDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_ShortTermDebtTypeAxis=us-gaap_ConvertibleNotesPayableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_SBIInvestmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_SBIInvestmentOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_LGCapitalFundingLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_CerberusFinanceGroupLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_EagleEquitiesLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_AdarCapitalLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_BellridgeCapitalLPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_AuctusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_BellridgeCapitalLPOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_EaglesEquityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_AdarBayMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_BellridgeCapitalLPTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_AdarAlefOmnibusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_AdarAlefDebtPurchaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_LGCapitalOmnibusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_LGCapitalDebtPurchaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_LGCapitalOmnibusOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_LGCapitalOmnibusTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_AdarAlefOmnibusOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_AdarAlefDebtNoteMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_AdarAlefOmnibusTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_LGCapitalOmnibusThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_LGCapitalOmnibusFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_AdarAlefOmnibusThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_LGCapitalOmnibusFiveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_AdarAlefOmnibusFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_LGCapitalOmnibusSixMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_AdarAlefOmnibusFiveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_LGCapitalOmnibusSevenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_AdarAlefOmnibusFifthTrancheMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=RETC_LGCapitalFundingLLCOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |