XML 61 R48.htm IDEA: XBRL DOCUMENT
v3.22.2.2

SUBSEQUENT EVENTS (Details) - Secured Receivables Credit Facility - USD ($) | 1 Months Ended |  |
--- | --- | --- | ---
Oct. 21, 2022 | Sep. 30, 2022 | Oct. 31, 2021
Subsequent Event [Line Items] |  |  |
Credit facility capacity |  | $ 600,000,000 | $ 600,000,000
Letter of Credit |  |  |
Subsequent Event [Line Items] |  |  |
Credit facility capacity |  | $ 100,000,000 |
Subsequent Event |  |  |
Subsequent Event [Line Items] |  |  |
Credit facility capacity | $ 525,000,000 |  |
Extension period | 1 year |  |
Subsequent Event | Commercial Paper and Term Secured Overnight Financing Rate | Minimum |  |  |
Subsequent Event [Line Items] |  |  |
Interest rate | 0.725% |  |
Subsequent Event | Commercial Paper and Term Secured Overnight Financing Rate | Maximum |  |  |
Subsequent Event [Line Items] |  |  |
Interest rate | 0.80% |  |
Subsequent Event | Loan Commitment |  |  |
Subsequent Event [Line Items] |  |  |
Credit facility capacity | $ 425,000,000 |  |
Subsequent Event | Letter of Credit |  |  |
Subsequent Event [Line Items] |  |  |
Credit facility capacity | $ 100,000,000 |  |

X
- Definition Debt instrument, Extension Period + References No definition available. + Details
Name: | dgx_DebtInstrumentExtensionPeriod
Namespace Prefix: | dgx_
Data Type: | xbrli:durationItemType
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: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the 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 https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

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

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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