Line Of Credit Facility, Remaining Borrowing Capacity, Uncommitted Amount

No definition available.

Name:	q_LineOfCreditFacilityRemainingBorrowingCapacityUncommittedAmount
Namespace Prefix:	q_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of debt and lease obligation, classified as current.

+ References

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Period between issuance and maturity of debt instrument, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- 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

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Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt and lease obligation, classified as noncurrent.

+ References

+ Details

Name:	us-gaap_LongTermDebtAndCapitalLeaseObligations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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+ Details

Name:	us-gaap_LongTermDebtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=q_SeniorSecuredCreditFacilitiesMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_SecuredDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
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Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

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

- Details

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

- Details

Name:	us-gaap_LongtermDebtTypeAxis=q_TermLoanFacilityMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

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Period Type:

SHORT-TERM BORROWINGS, LONG-TERM DEBT, AND AVAILABLE CREDIT FACILITIES (Details) - USD ($)			3 Months Ended	6 Months Ended
	Jul. 01, 2026	Oct. 31, 2025	Jun. 30, 2026	Jun. 30, 2026	Dec. 31, 2025
Line of Credit Facility [Line Items]
Short-term borrowings			$ 23,000,000	$ 23,000,000	$ 24,000,000
Long-term debt			3,997,000,000	3,997,000,000	4,003,000,000
Letters of credit outstanding			24,000,000	24,000,000
Remaining borrowing capacity, uncommitted			133,000,000	133,000,000
Level 2
Line of Credit Facility [Line Items]
Long-term debt due within one year			$ 4,107,000,000	$ 4,107,000,000	$ 4,154,000,000
Senior Secured Credit Facilities \| Secured Debt
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate			2.00%	1.00%
Senior Secured Credit Facilities \| Secured Debt \| Subsequent Event
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate	1.75%
Senior Secured Credit Facilities \| Line of Credit \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Debt instrument term		5 years
Maximum borrowing capacity		$ 1,250,000,000
Senior Secured Credit Facilities \| Line of Credit \| Letter of Credit
Line of Credit Facility [Line Items]
Maximum borrowing capacity		$ 100,000,000
Letters of credit outstanding			$ 12,000,000	$ 12,000,000
Senior Secured Credit Facilities \| Term Loan Facilities \| Secured Debt
Line of Credit Facility [Line Items]
Debt instrument term		7 years
Aggregate principal amount of debt		$ 2,350,000,000
Senior Secured Revolving Facility Matures October 2030 \| Line of Credit \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity			$ 1,250,000,000	1,250,000,000
Proceeds from lines of credit				$ 0