No definition available.

Name:	opgn_DebtDetailsLineItems
Namespace Prefix:	opgn_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The EIB waived for curetis to have equity capital raised to disburse the third tranche.

+ References

No definition available.

+ Details

Name:	opgn_EIBWaivedForCuretisToHaveEquityCapitalRaisedToDisburseThirdTranche
Namespace Prefix:	opgn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The fair value of the EIB debt as of the acquisition date.

+ References

No definition available.

+ Details

Name:	opgn_FairValueOfEIBDebt
Namespace Prefix:	opgn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Fund drawn period.

+ References

No definition available.

+ Details

Name:	opgn_FundDrawnPeriod
Namespace Prefix:	opgn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of PPI of OPGEN amended.

+ References

No definition available.

+ Details

Name:	opgn_PPIOfOPGENAmendedPercentage
Namespace Prefix:	opgn_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of participation percentage interest.

+ References

No definition available.

+ Details

Name:	opgn_PercentageOfParticipationPercentageInterest
Namespace Prefix:	opgn_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Reflects the effective interest rate as of the balance sheet date on interest-bearing trade payables.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482925/835-30-45-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 25
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482981/835-30-25-12

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482925/835-30-45-3

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 25
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482981/835-30-25-13

+ Details

Name:	us-gaap_AccountsPayableInterestBearingInterestRate
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of accumulated interest costs capitalized as part of property, plant and equipment cost basis.

+ References

No definition available.

+ Details

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

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the aggregate of total long-term debt, including current maturities and short-term debt.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtLongtermAndShorttermCombinedAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of escrow deposit disbursements related to property acquisition in noncash investing or financing transactions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482913/230-10-50-4

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482913/230-10-50-3

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482913/230-10-50-5

+ Details

Name:	us-gaap_EscrowDepositDisbursementsRelatedToPropertyAcquisition1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The increase (decrease) during the reporting period in interest payable, which represents the amount owed to note holders, bond holders, and other parties for interest earned on loans or credit extended to the reporting entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

+ Details

Name:	us-gaap_IncreaseDecreaseInInterestPayableNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of the cost of borrowed funds accounted for as interest expense for debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 69E
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481568/470-20-55-69E

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 69F
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481568/470-20-55-69F

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1F
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481139/470-20-50-1F

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481139/470-20-50-6

+ Details

Name:	us-gaap_InterestExpenseDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Average amount borrowed under the credit facility during the period.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityAverageOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The maximum amount of borrowing capacity under a line of credit that is available as of the balance sheet date for a specific purpose other than for financing goods acquired for inventory or imminent delivery to a customer.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityCapacityAvailableForSpecificPurposeOtherThanForTradePurchases
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of increase (decrease) of the credit facility.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(f))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1

+ Details

Name:	us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Cash payments for and related to principal collection on loans related to operating activities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 25
-Subparagraph (g)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-25

+ Details

Name:	us-gaap_PaymentsForLoans
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of cash outflow for short-term and long-term debt. Excludes payment of lease obligation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 15
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-15

+ Details

Name:	us-gaap_RepaymentsOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-SubTopic 10
-Topic 210
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16)(a)(2))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

+ Details

Name:	us-gaap_UnsecuredDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_VestingAxis=us-gaap_ShareBasedCompensationAwardTrancheTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=us-gaap_ShareBasedCompensationAwardTrancheThreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=opgn_CuretisNVsEquityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=opgn_EIBMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VestingAxis=us-gaap_ShareBasedCompensationAwardTrancheOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=opgn_PPIMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=opgn_EIBDebtFinancingFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=opgn_EIBLoanFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CurrencyAxis=currency_EUR
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	opgn_AgreementAxis=opgn_FirstTrancheMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	opgn_AgreementAxis=opgn_SecondTrancheMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	opgn_AgreementAxis=opgn_ThirdTrancheMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	opgn_AgreementAxis=opgn_OpGensEquityValueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	opgn_AgreementAxis=opgn_ThreeTranchesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Debt (Details) € in Millions	1 Months Ended		3 Months Ended			12 Months Ended
Debt (Details) € in Millions	May 23, 2022 EUR (€)	Jun. 30, 2019 EUR (€)	Mar. 31, 2023 USD ($)	Mar. 31, 2023 EUR (€)	Mar. 31, 2022 USD ($)	Dec. 31, 2016 EUR (€)	Mar. 31, 2023 EUR (€)	Dec. 31, 2022 USD ($)	Jul. 09, 2020	Apr. 01, 2020 USD ($)	Jun. 30, 2018 EUR (€)	Apr. 30, 2017 EUR (€)
Debt (Details) [Line Items]
Interest rate payable												4.00%
Disburse tranche amount		€ 5.0
Percentage of participation percentage interest									2.10%
Indebtedness amount		€ 5.0
Repaid amount \| $			$ 2,229,560
Monthly loan payment	€ 0.7
Total debt obligations \| $			11,631,738					$ 13,489,178
Total interest expense (in Dollars) \| $			617,298
Share-Based Payment Arrangement, Tranche Two [Member]
Debt (Details) [Line Items]
Indebtedness amount	3.0
Share-Based Payment Arrangement, Tranche Three [Member]
Debt (Details) [Line Items]
Indebtedness amount	5.0
Curetis N.V.’s Equity [Member]
Debt (Details) [Line Items]
Percentage of participation percentage interest		2.10%
EIB [Member]
Debt (Details) [Line Items]
Debt term						5 years
Fund drawn period						36 months
Total debt obligations \| $			11,631,738					$ 13,489,178
Deferred interest payable \| $			2,200,000
Total interest expense (in Dollars) \| $					$ 1,269,581
EIB [Member] \| Share-Based Payment Arrangement, Tranche One [Member]
Debt (Details) [Line Items]
Accumulated and deferred interest	13.4
Repaid amount	€ 5.0
PPI [Member]
Debt (Details) [Line Items]
Percentage of participation percentage interest		2.10%
PPI [Member] \| Minimum [Member]
Debt (Details) [Line Items]
PPI of OPGEN amended, percentage	0.30%
PPI [Member] \| Maximum [Member]
Debt (Details) [Line Items]
PPI of OPGEN amended, percentage	0.75%
EIB debt financing facility [Member]
Debt (Details) [Line Items]
Fair value of the EIB debt (in Dollars) \| $										$ 15,800,000
EIB Loan Facility [Member]
Debt (Details) [Line Items]
Total debt obligations \| $			$ 11,600,000
Euro Member Countries, Euro \| EIB [Member]
Debt (Details) [Line Items]
Maximum of unsecured loan financing facility						€ 25.0
EIB waived for curetis to have equity capital raised to disburse the third tranche		€ 15.0
Total debt obligations							€ 10.7
Deferred interest payable				€ 2.0
First Tranche [Member] \| EIB [Member]
Debt (Details) [Line Items]
Debt instrument, interest rate, stated percentage												6.00%
First Tranche [Member] \| Euro Member Countries, Euro \| EIB [Member]
Debt (Details) [Line Items]
Unsecured debt												€ 10.0
Second Tranche [Member] \| Euro Member Countries, Euro \| EIB [Member]
Debt (Details) [Line Items]
Unsecured debt											€ 3.0
Third Tranche [Member] \| Euro Member Countries, Euro \| EIB [Member]
Debt (Details) [Line Items]
Unsecured debt		€ 5.0
OpGen's equity value [Member] \| EIB [Member]
Debt (Details) [Line Items]
Percentage of participation percentage interest		0.30%
Three Tranches [Member] \| EIB [Member]
Debt (Details) [Line Items]
Total debt borrowed	€ 18.0