Basis of Presentation and Summary of Significant Accounting Policies (Narrative) (Details) employee in Thousands, $ in Millions |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
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Oct. 03, 2025
USD ($)
employee
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Sep. 27, 2024
USD ($)
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Oct. 03, 2025
USD ($)
employee
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Sep. 27, 2024
USD ($)
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Jan. 03, 2025
USD ($)
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| Significant Accounting Policies [Line Items] | |||||
| Number of employees in global workforce | employee | 47 | 47 | |||
| Revenue recognized for performance obligation satisfied in the previous periods | $ 18 | $ 78 | $ 32 | $ 12 | |
| Cash and cash equivalents | 974 | $ 1,097 | 974 | 1,097 | $ 849 |
| Accounts payable and accrued liabilities | 2,158 | 2,158 | 2,131 | ||
| Increase in cash flows | $ 48 | ||||
| Restricted cash balances | $ 123 | $ 123 | 141 | ||
| Adjustment | |||||
| Significant Accounting Policies [Line Items] | |||||
| Cash and cash equivalents | 94 | ||||
| Accounts payable and accrued liabilities | $ 94 | ||||
| Leidos, Inc. | |||||
| Significant Accounting Policies [Line Items] | |||||
| Controlling ownership interest (as percent) | 100.00% | 100.00% | |||
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- Definition Number of persons employed by the Entity No definition available.
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- Definition Significant Accounting Policies [Line Items] No definition available.
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- Definition Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of expense (income); loss (gain); increase (decrease) in liability and (increase) decrease in asset used in operating activity; and cash inflow (outflow) from operating activity, classified as other; in reconciling net income to reflect cash provided by (used in) operating activity when indirect cash flow method is applied. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of revenue recognized from performance obligation satisfied or partially satisfied in previous reporting periods. Includes, but is not limited to, change in transaction price. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. No definition available.
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- Definition Amount of cash and cash equivalent restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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