XML 54 R50.htm IDEA: XBRL DOCUMENT
v3.20.1

Debt - Narrative (Details) |  | 1 Months Ended | 3 Months Ended |  |
--- | --- | --- | --- | --- | ---
Oct. 15, 2018 USD ($) | Jun. 30, 2019 | Mar. 31, 2020 | Oct. 31, 2018 USD ($) | Jan. 29, 2014
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, covenant, net leverage ratio rolling period |  | 12 months |  |  |
Debt instrument, covenant, net leverage ratio adjustment period |  | 12 months |  |  |
Amended Credit Agreement | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Commitment fee percentage | 0.15% |  |  |  |
Amended Credit Agreement | Maximum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Commitment fee percentage | 0.30% |  |  |  |
Amended Credit Agreement | Eurocurrency |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 1.00% |  |  |  |
Amended Credit Agreement | Eurocurrency | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 1.25% |  |  |  |
Amended Credit Agreement | Eurocurrency | Maximum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 2.00% |  |  |  |
Amended Credit Agreement | Federal Funds Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 0.50% |  |  |  |
Amended Credit Agreement | Base Rate | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 0.25% |  |  |  |
Amended Credit Agreement | Base Rate | Maximum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 1.00% |  |  |  |
2.875% Convertible Senior Notes due 2021 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Stated percentage |  |  | 2.875% |  | 2.875%
Senior secured credit agreement - Revolver loan due 2023 | 2017 Credit Agreement |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Current borrowing capacity |  |  |  | $ 600,000,000 |
Senior secured credit agreement - Revolver loan due 2023 | 2017 Credit Agreement | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt covenant, consolidated debt service coverage ratio, minimum |  |  | 2.50 |  |
Senior secured credit agreement - Revolver loan due 2023 | 2017 Credit Agreement | Maximum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, covenant, net leverage ratio through June 30, 2019 |  |  | 3.75 |  |
Debt instrument, covenant, net leverage ratio to September 30, 2019 |  |  | 3.50 |  |
Debt instrument, covenant, net leverage ratio from October 1, 2019 to September 29, 2020 |  |  | 4.00 |  |
Senior secured credit agreement - Term loan due 2023 | 2017 Credit Agreement |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Current borrowing capacity |  |  |  | $ 450,000,000 |
Senior secured credit agreement - Term loan due 2023 | Amended Credit Agreement |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Percentage of original principal amount required to repay in the first two years | 2.50% |  |  |  |
Percentage of original principal amount required to repay during the third year | 5.00% |  |  |  |
Percentage of original principal amount required to repay remaining year | 7.50% |  |  |  |
Cash proceeds excess amount from dispositions of property or casualty events subject to certain reinvestment right | $ 100,000,000 |  |  |  |

X
- Definition The cash proceeds in excess during the term of the Senior Secured Credit Facility from certain dispositions of property or from casualty events involving their property, subject to certain reinvestment rights. + References No definition available. + Details
Name: | ebs_CashProceedsExcessAmountFromDispositionsOfPropertyOrCasualtyEventsSubjectToCertainReinvestmentRight
Namespace Prefix: | ebs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Debt Instrument, Covenant, Debt Service Coverage Ratio + References No definition available. + Details
Name: | ebs_DebtInstrumentCovenantDebtServiceCoverageRatio
Namespace Prefix: | ebs_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt Instrument, Covenant, Net Leverage Ratio Adjustment Period + References No definition available. + Details
Name: | ebs_DebtInstrumentCovenantNetLeverageRatioAdjustmentPeriod
Namespace Prefix: | ebs_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt Instrument, Covenant, Net Leverage Ratio, One + References No definition available. + Details
Name: | ebs_DebtInstrumentCovenantNetLeverageRatioOne
Namespace Prefix: | ebs_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt Instrument, Covenant, Net Leverage Ratio Rolling Period + References No definition available. + Details
Name: | ebs_DebtInstrumentCovenantNetLeverageRatioRollingPeriod
Namespace Prefix: | ebs_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt Instrument, Covenant, Net Leverage Ratio, Three + References No definition available. + Details
Name: | ebs_DebtInstrumentCovenantNetLeverageRatioThree
Namespace Prefix: | ebs_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt Instrument, Covenant, Net Leverage Ratio, Two + References No definition available. + Details
Name: | ebs_DebtInstrumentCovenantNetLeverageRatioTwo
Namespace Prefix: | ebs_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition The rate of interest that was being paid on the original debt issue that is to repay in the third year. + References No definition available. + Details
Name: | ebs_PercentageOfOriginalPrincipalAmountRequiredToRepayDuringTheThirdYear
Namespace Prefix: | ebs_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The rate of interest that was being paid on the original debt issue that is to repay in the first two years. + References No definition available. + Details
Name: | ebs_PercentageOfOriginalPrincipalAmountRequiredToRepayInFirstTwoYears
Namespace Prefix: | ebs_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The rate of interest that was being paid on the original debt issue that is to repay in remaining years. + References No definition available. + Details
Name: | ebs_PercentageOfOriginalPrincipalAmountRequiredToRepayRemainingYears
Namespace Prefix: | ebs_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References 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 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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

X
- 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
Name: | us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition 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. + References 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 + Details
Name: | us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ebs_AmendedCreditAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_EurodollarMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_FederalFundsEffectiveSwapRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ebs_ConvertibleSeniorNotesDue2021Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ebs_CreditAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=ebs_TermLoanFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |