XML 107 R84.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Financing arrangements (Debt Exchange) (Details) - USD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2016 | Dec. 31, 2017 | Dec. 31, 2015
Debt Instrument [Line Items] |  |  |
Aggregate principal amount of notes issued | $ 6,700 | $ 4,500 | $ 3,500
4.563% notes due 2048 (4.563% 2048 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stated contractual interest rate on note |  | 4.563% |
4.663% notes due 2051 (4.663% 2051 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stated contractual interest rate on note |  | 4.663% |
6.375% notes due 2037 (6.375% 2037 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stated contractual interest rate on note |  | 6.375% |
6.90% notes due 2038 (6.90% 2038 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stated contractual interest rate on note |  | 6.90% |
6.40% notes due 2039 (6.40% 2039 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stated contractual interest rate on note |  | 6.40% |
5.75% notes due 2040 (5.75% 2040 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stated contractual interest rate on note |  | 5.75% |
5.15% notes due 2041 (5.15% 2041 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stated contractual interest rate on note |  | 5.15% |
5.65% notes due 2042 (5.65% 2042 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stated contractual interest rate on note |  | 5.65% |
5.375% notes due 2043 (5.375% 2043 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Stated contractual interest rate on note |  | 5.375% |
Senior notes [Member] | 4.563% notes due 2048 (4.563% 2048 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Aggregate principal amount of notes issued | $ 1,400 |  |
Stated contractual interest rate on note | 4.563% |  |
Senior notes [Member] | 4.663% notes due 2051 (4.663% 2051 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Aggregate principal amount of notes issued | $ 3,500 |  |
Stated contractual interest rate on note | 4.663% |  |
Debt Securities Payable [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Unamortized bond discounts and issuance costs | $ 936 | $ 929 |
Debt Securities Payable [Member] | 6.375% notes due 2037 (6.375% 2037 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt conversion, converted instrument, amount | 348 |  |
Debt Securities Payable [Member] | 6.90% notes due 2038 (6.90% 2038 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt conversion, converted instrument, amount | 209 |  |
Debt Securities Payable [Member] | 6.40% notes due 2039 (6.40% 2039 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt conversion, converted instrument, amount | 534 |  |
Debt Securities Payable [Member] | 5.75% notes due 2040 (5.75% 2040 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt conversion, converted instrument, amount | 288 |  |
Debt Securities Payable [Member] | 5.15% notes due 2041 (5.15% 2041 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt conversion, converted instrument, amount | 1,276 |  |
Debt Securities Payable [Member] | 5.65% notes due 2042 (5.65% 2042 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt conversion, converted instrument, amount | 763 |  |
Debt Securities Payable [Member] | 5.375% notes due 2043 (5.375% 2043 Notes) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt conversion, converted instrument, amount | 739 |  |
Nonoperating Income (Expense) [Member] | Debt Securities Payable [Member] | New senior notes [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Unamortized bond discounts and issuance costs | 801 |  |
Debt related commitment fees and debt issuance costs | $ 24 |  |

X
- Definition The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586 + Details
Name: | us-gaap_DebtConversionConvertedInstrumentAmount1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 Amount of unamortized debt discount (premium) and debt issuance costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399 + Details
Name: | us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the charge against earnings during the period for commitment fees and debt issuance expenses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_DebtRelatedCommitmentFeesAndDebtIssuanceCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amgn_SixPointThreeSevenFivePercentNotesDue2037Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amgn_SixPointNineZeroPercentNotesDue2038Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amgn_SixPointFourZeroPercentNotesDue2039Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amgn_FivePointSevenFivePercentNotesDue2040Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amgn_FivePointOneFivePercentNotesDue2041Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amgn_FivePointSixFivePercentNotesDue2042Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=amgn_FivePointThreeSevenFivePercentNotesDue2043Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_DebtSecuritiesPayableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_NonoperatingIncomeExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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