Debt Instrument, Number of Tranches

No definition available.

Name:	egrx_DebtInstrumentNumberOfTranches
Namespace Prefix:	egrx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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+ Details

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

- Definition

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

+ References

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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+ Details

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

- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

+ References

No definition available.

+ Details

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

- Details

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Balance Type:
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- Details

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Balance Type:
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- Details

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Balance Type:
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- Details

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- Details

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- Details

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- Details

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Balance Type:
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- Details

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- Details

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- Details

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- Details

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Balance Type:
Period Type:

- Details

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Debt - Narrative (Details) € in Millions	Nov. 08, 2019 USD ($)	Jun. 30, 2022 USD ($)	Jun. 09, 2022 EUR (€) tranche	Dec. 31, 2021 USD ($)
Debt Instrument [Line Items]
Current debt		$ 21,843,000		$ 25,607,000
Unamortized deferred debt issuance cost		$ 200,000
Revised Credit Agreement \| London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Variable interest rate spread	1.00%
Amendment Credit Agreement \| Minimum
Debt Instrument [Line Items]
Line of credit facility, commitment fee	0.35%
Amendment Credit Agreement \| Minimum \| London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Variable interest rate spread	2.25%
Amendment Credit Agreement \| Minimum \| Prime Rate
Debt Instrument [Line Items]
Variable interest rate spread	1.25%
Amendment Credit Agreement \| Maximum
Debt Instrument [Line Items]
Line of credit facility, commitment fee	0.45%
Amendment Credit Agreement \| Maximum \| London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Variable interest rate spread	3.00%
Amendment Credit Agreement \| Maximum \| Prime Rate
Debt Instrument [Line Items]
Variable interest rate spread	2.00%
Secured Debt \| 2022 Term Loan \| Line of credit
Debt Instrument [Line Items]
Face amount \| €			€ 25.0
Number of tranches \| tranche			2
Stated interest rate			9.00%
Secured Debt \| 2022 Term Loan, Tranche A \| Line of credit
Debt Instrument [Line Items]
Face amount \| €			€ 15.0
Secured Debt \| 2022 Term Loan, Tranche B \| Line of credit
Debt Instrument [Line Items]
Face amount \| €			€ 10.0
Line of credit \| Revised Credit Agreement
Debt Instrument [Line Items]
Draw on line of credit	$ 40,000,000
Revolving credit facility \| Revised Credit Agreement
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 110,000,000