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Accounting Policies - Additional Information (Detail) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 30, 2017 | Dec. 31, 2023 USD ($) Hospital EndoscopyCenter SurgeryCenter Claim State | Dec. 31, 2022 USD ($) Claim | Dec. 31, 2021 USD ($)
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Number of owned and operated hospitals | Hospital |  | 186 |  |
Number of freestanding surgery centers | SurgeryCenter |  | 124 |  |
Number of freestanding endoscopy centers | EndoscopyCenter |  | 24 |  |
Number of facilities locations | State |  | 20 |  |
General and administrative expense |  | $ 315,000,000 | $ 307,000,000 | $ 337,000,000
Adjustments to estimated reimbursement filed during respective year |  | 84,000,000 | 56,000,000 | 53,000,000
Adjustments to estimated reimbursement filed during previous years |  | 58,000,000 | 42,000,000 | 19,000,000
Estimated implicit price concessions recorded as reductions to revenues and accounts receivable |  | 7,283,000,000 | 6,780,000,000 |
Charity care amount |  | 14,425,000,000 | 13,615,000,000 | 13,644,000,000
Estimated costs of charity care |  | 1,515,000,000 | 1,498,000,000 | $ 1,542,000,000
Outstanding checks unpresented for payment |  | $ 600,000,000 | $ 656,000,000 |
Days revenues in accounts receivable |  | 53 days | 53 days | 49 days
Depreciation expense |  | $ 3,052,000,000.000 | $ 2,941,000,000 | $ 2,826,000,000
Goodwill impairments |  | 0 | 0 | 0
Goodwill acquired during period |  | 362,000,000 | 262,000,000 |
Intangible assets decreased due to amortization and other adjustments |  | 20,000,000 | 44,000,000 |
Gross carrying amount of intangible assets |  | 274,000,000 | 274,000,000 |
Accumulated amortization of intangible assets |  | 228,000,000 | 208,000,000 |
Gross carrying amount of indefinite-lived intangible assets |  | 293,000,000 | 293,000,000 |
Deferred loan costs |  | 559,000,000 | 496,000,000 |
Deferred loan costs, accumulated amortization |  | 226,000,000 | 195,000,000 |
Amortization of debt issuance costs |  | 35,000,000 | 29,000,000 | 27,000,000
Reserves for professional liability risks |  | 2,089,000,000.000 | 2,043,000,000.000 |
Current portion of professional liability risks reserves |  | 532,000,000 | 515,000,000 |
Provisions for losses related to professional liability risks |  | 619,000,000 | 517,000,000 | 453,000,000
Increase (decrease) in provisions for professional liability risks |  | $ 40,000,000 | $ (55,000,000) | $ (87,000,000)
Reserves for professional liability risks cover individual claims | Claim |  | 2,100 | 2,000 |
Net payments of professional and general liability claims |  | $ 550,000,000 | $ 497,000,000 |
Self-insured retention amount per occurrence |  | 15,000,000 |  |
Maximum amount losses per occurrence |  | 80,000,000 |  |
Reinsurance for professional liability risks retention minimum level of amount per occurrence |  | 25,000,000 |  |
Reinsurance for professional liability risks retention level of amount per occurrence |  | 35,000,000 |  |
Amounts receivable under reinsurance contracts recorded in other assets |  | 34,000,000 | 48,000,000 |
Amounts receivable under reinsurance contracts recorded in other current assets |  | 8,000,000 | 12,000,000 |
Foreign Currency Translation And Other [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Goodwill increase (decrease) |  | $ 50,000,000 | $ 105,000,000 |
Inpatient Services [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Performance obligations for inpatient/ outpatient services satisfied period |  | Our performance obligations for inpatient services are generally satisfied over periods that average approximately five days, and revenues are recognized based on charges incurred in relation to total expected charges |  |
Maximum [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Percentage of income of federal poverty level eligible for charity care | 400.00% |  |  |
Finite lived intangible asset useful life |  | 10 years |  |
Maximum [Member] | Outpatient Services [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Performance obligations for inpatient/ outpatient services satisfied period |  | Our performance obligations for outpatient services are generally satisfied over a period of less than one day |  |
Maximum [Member] | Building and Improvements [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful lives in years |  | 40 years |  |
Maximum [Member] | Equipment [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful lives in years |  | 10 years |  |
Minimum [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Finite lived intangible asset useful life |  | 3 years |  |
Minimum [Member] | Building and Improvements [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful lives in years |  | 10 years |  |
Minimum [Member] | Equipment [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful lives in years |  | 4 years |  |

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