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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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Debt Instrument, Covenant, Debt Service Coverage Ratio

No definition available.

Name:	ebs_DebtInstrumentCovenantDebtServiceCoverageRatio
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Debt Instrument, Covenant, Net Leverage Ratio, Adjusted

No definition available.

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Debt Instrument, Covenant, Net Leverage Ratio Adjustment Period

No definition available.

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Debt Instrument, Covenant, Net Leverage Ratio, Four

No definition available.

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Debt Instrument, Covenant, Net Leverage Ratio, One

No definition available.

Name:	ebs_DebtInstrumentCovenantNetLeverageRatioOne
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Debt Instrument, Covenant, Net Leverage Ratio Rolling Period

No definition available.

Name:	ebs_DebtInstrumentCovenantNetLeverageRatioRollingPeriod
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Debt Instrument, Covenant, Net Leverage Ratio, Three

No definition available.

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Debt Instrument, Covenant, Net Leverage Ratio, Two

No definition available.

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Debt Instrument, Restricted Payments Limit, Amount

No definition available.

Name:	ebs_DebtInstrumentRestrictedPaymentsLimitAmount
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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Number of lending institutions in which the entity has a credit facility.

No definition available.

Name:	ebs_NumberOfLendingInstitutions
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Data Type:	xbrli:integerItemType
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The rate of interest that was being paid on the original debt issue that is to repay in the third year.

No definition available.

Name:	ebs_PercentageOfOriginalPrincipalAmountRequiredToRepayDuringTheThirdYear
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Data Type:	num:percentItemType
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The rate of interest that was being paid on the original debt issue that is to repay in the first two years.

No definition available.

Name:	ebs_PercentageOfOriginalPrincipalAmountRequiredToRepayInFirstTwoYears
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Data Type:	num:percentItemType
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The rate of interest that was being paid on the original debt issue that is to repay in remaining years.

No definition available.

Name:	ebs_PercentageOfOriginalPrincipalAmountRequiredToRepayRemainingYears
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Data Type:	num:percentItemType
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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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

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 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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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
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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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Data Type:	num:percentItemType
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Period Type:	duration

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

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