Name:	akrx_InterestExpenseDebtNoncash
Namespace Prefix:	akrx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Line Of Credit Facility, Increase In Interest Rate Percentage

No definition available.

Name:	akrx_LineOfCreditFacilityIncreaseInInterestRatePercentage
Namespace Prefix:	akrx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Line Of Credit Facility, Increase In Interest Rate Percentage Due To Failure To Comply With Covenants

No definition available.

Name:	akrx_LineOfCreditFacilityIncreaseInInterestRatePercentageDueToFailureToComplyWithCovenants
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Data Type:	num:percentItemType
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Period Type:	duration

Line Of Credit Facility, Increase In Interest Rate Percentage, Payable In Cash

No definition available.

Name:	akrx_LineOfCreditFacilityIncreaseInInterestRatePercentagePayableInCash
Namespace Prefix:	akrx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Line Of Credit Facility, Increase In Interest Rate Percentage, Payable In Kind

No definition available.

Name:	akrx_LineOfCreditFacilityIncreaseInInterestRatePercentagePayableInKind
Namespace Prefix:	akrx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Line Of Credit Facility, Number Of Consecutive Business Days In Cure Period

No definition available.

Name:	akrx_LineOfCreditFacilityNumberOfConsecutiveBusinessDaysInCurePeriod
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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Line Of Credit Facility, Paid-In-Kind Fee

No definition available.

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

Line of Credit Facility, Extension of Maturity

No definition available.

Name:	akrx_LineofCreditFacilityExtensionofMaturity
Namespace Prefix:	akrx_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Number Of Debt Instruments

No definition available.

Name:	akrx_NumberOfDebtInstruments
Namespace Prefix:	akrx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Amount of amortization expense attributable to debt issuance costs.

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

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Balance Type:	credit
Period Type:	instant

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.

No definition available.

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Name:	us-gaap_LineOfCredit
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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.

No definition available.

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

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

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

No definition available.

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

Name:	us-gaap_CreditFacilityAxis=akrx_TermLoanFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_DebtInstrumentAxis=akrx_StandstillAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_DebtInstrumentAxis=akrx_JPMRevolvingFacilityMember
Namespace Prefix:
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