XML 42 R32.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Basis of Presentation and Significant Accounting Policies - Schedule of Revenues from Third Party Payers, Uninsured and Other Payers (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Revenues From Third Party Payers [Line Items] |  |  |  |
Revenues from third party payers | $ 11,451 | $ 10,696 | $ 34,403 | $ 32,052
Revenues ratio from third party payers | 100.00% | 100.00% | 100.00% | 100.00%
Medicare [Member] |  |  |  |
Revenues From Third Party Payers [Line Items] |  |  |  |
Revenues from third party payers | $ 2,404 | $ 2,298 | $ 7,353 | $ 6,931
Revenues from third party payers, Ratio | 21.00% | 21.50% | 21.40% | 21.60%
Managed Medicare [Member] |  |  |  |
Revenues From Third Party Payers [Line Items] |  |  |  |
Revenues from third party payers | $ 1,344 | $ 1,122 | $ 4,088 | $ 3,463
Revenues from third party payers, Ratio | 11.70% | 10.50% | 11.90% | 10.80%
Medicaid [Member] |  |  |  |
Revenues From Third Party Payers [Line Items] |  |  |  |
Revenues from third party payers | $ 338 | $ 286 | $ 976 | $ 956
Revenues from third party payers, Ratio | 3.00% | 2.70% | 2.80% | 3.00%
Managed Medicaid [Member] |  |  |  |
Revenues From Third Party Payers [Line Items] |  |  |  |
Revenues from third party payers | $ 622 | $ 537 | $ 1,769 | $ 1,653
Revenues from third party payers, Ratio | 5.40% | 5.00% | 5.10% | 5.20%
Managed Care and Insurers [Member] |  |  |  |
Revenues From Third Party Payers [Line Items] |  |  |  |
Revenues from third party payers | $ 6,026 | $ 5,605 | $ 18,081 | $ 16,957
Revenues from third party payers, Ratio | 52.60% | 52.40% | 52.60% | 52.90%
International (Managed Care and Other Insurers) [Member] |  |  |  |
Revenues From Third Party Payers [Line Items] |  |  |  |
Revenues from third party payers | $ 273 | $ 276 | $ 873 | $ 814
Revenues from third party payers, Ratio | 2.40% | 2.60% | 2.50% | 2.50%
Product and Service, Other [Member] |  |  |  |
Revenues From Third Party Payers [Line Items] |  |  |  |
Revenues from third party payers | $ 444 | $ 572 | $ 1,263 | $ 1,278
Other, Ratio | 3.90% | 5.30% | 3.70% | 4.00%
Health Care, Patient Service [Member] |  |  |  |
Revenues From Third Party Payers [Line Items] |  |  |  |
Revenues from third party payers | $ 11,451 | $ 10,696 | $ 34,403 | $ 32,052

X
- Definition Other revenues ratio. + References No definition available. + Details
Name: | hca_OtherRevenuesRatio
Namespace Prefix: | hca_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenue ratio. + References No definition available. + Details
Name: | hca_RevenueRatio
Namespace Prefix: | hca_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenues from third party payers. + References No definition available. + Details
Name: | hca_RevenuesFromThirdPartyPayers
Namespace Prefix: | hca_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Revenues From Third Party Payers [Line Items] + References No definition available. + Details
Name: | hca_RevenuesFromThirdPartyPayersLineItems
Namespace Prefix: | hca_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenues from third party payers ratio. + References No definition available. + Details
Name: | hca_RevenuesFromThirdPartyPayersRatio
Namespace Prefix: | hca_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045 + Details
Name: | us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | srt_ProductOrServiceAxis=hca_MedicareMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=hca_ManagedMedicareMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=hca_MedicaidMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=hca_ManagedMedicaidMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=hca_ManagedCareAndInsurersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=hca_InternationalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=us-gaap_ProductAndServiceOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=us-gaap_HealthCarePatientServiceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |