Refers to the debt instrument maturity date year.

No definition available.

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- Definition

Refers to the amount of additional borrowing capacity of the line of credit facility.

+ References

No definition available.

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- Definition

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

+ References

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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Data Type:	num:percentItemType
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Period Type:	instant

- Definition

Amount, after accumulated amortization, of debt discount.

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- References

No definition available.

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Period Type:	duration

- Definition

Date the credit facility terminates, in CCYY-MM-DD format.

+ References

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- Definition

Period remaining on line of credit facility before it terminates, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- 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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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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- References

No definition available.

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- 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.

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- Definition

Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Debt, Components of Debt and Reconciliation to Carrying Amount of Current and Long-Term Debt (Details) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Oct. 31, 2016	Dec. 22, 2015
Components of Debt [Abstract]
Repayments under the credit facility	$ 501,000,000	$ 1,328,000,000	$ 819,000,000
Proceeds under the credit facility	501,000,000	1,328,000,000	$ 819,000,000
Available borrowings under credit facility	1,000,000,000
4.95% Senior Notes due 2021 [Member]
Components of Debt [Abstract]
Unamortized discounts	(4,000,000)
3.85% Senior Notes due 2023 [Member]
Components of Debt [Abstract]
Unamortized discounts	(2,000,000)
3.95% Senior Notes due 2024 [Member]
Components of Debt [Abstract]
Unamortized discounts	(3,000,000)
Interest rate on senior notes					3.95%
3.85% Senior Notes due 2026 [Member]
Components of Debt [Abstract]
Unamortized discounts	(3,000,000)
4.40% Senior Notes due 2028 [Member]
Components of Debt [Abstract]
Unamortized discounts	$ (1,000,000)
Revolving Credit Facility [Member]
Line of Credit Facility [Abstract]
Revolving credit facility expiration period	5 years
Total aggregate borrowings under revolving credit facility				$ 1,000,000,000
Revolving credit facility expiration date	Oct. 31, 2021
Uncommitted incremental revolving facilities and additional term loan facilities				$ 600,000,000
Revolving Credit Facility [Member] \| Federal Funds Rate [Member] \| Minimum [Member]
Line of Credit Facility [Abstract]
Applicable spread on base rate	0.125%
Revolving Credit Facility [Member] \| Federal Funds Rate [Member] \| Maximum [Member]
Line of Credit Facility [Abstract]
Applicable spread on base rate	1.00%
Revolving Credit Facility [Member] \| Eurodollar [Member] \| Minimum [Member]
Line of Credit Facility [Abstract]
Applicable spread on base rate	1.125%
Revolving Credit Facility [Member] \| Eurodollar [Member] \| Maximum [Member]
Line of Credit Facility [Abstract]
Applicable spread on base rate	2.00%
L3 Technologies [Member]
Components of Debt [Abstract]
Borrowings under Revolving Credit Facility	$ 0	0
Principal amount of long-term debt	3,350,000,000	3,350,000,000
Unamortized discounts	(7,000,000)	(7,000,000)
Deferred debt issue costs	(22,000,000)	(13,000,000)
Carrying amount of long-term debt	$ 3,321,000,000	3,330,000,000
L3 Technologies [Member] \| 5.20% Senior Notes due 2019 [Member]
Components of Debt [Abstract]
Interest rate on senior notes	5.20%
Debt instrument maturity period	2019
L3 Technologies [Member] \| 4.75% Senior Notes due 2020 [Member]
Components of Debt [Abstract]
Interest rate on senior notes	4.75%
Debt instrument maturity period	2020
L3 Technologies [Member] \| 4.95% Senior Notes due 2021 [Member]
Components of Debt [Abstract]
Interest rate on senior notes	4.95%
Debt instrument maturity period	2021
L3 Technologies [Member] \| 3.85% Senior Notes due 2023 [Member]
Components of Debt [Abstract]
Interest rate on senior notes	3.85%
Debt instrument maturity period	2023
L3 Technologies [Member] \| 3.95% Senior Notes due 2024 [Member]
Components of Debt [Abstract]
Interest rate on senior notes	3.95%
Debt instrument maturity period	2024
L3 Technologies [Member] \| 3.85% Senior Notes due 2026 [Member]
Components of Debt [Abstract]
Interest rate on senior notes	3.85%
Debt instrument maturity period	2026
L3 Technologies [Member] \| 4.40% Senior Notes due 2028 [Member]
Components of Debt [Abstract]
Interest rate on senior notes	4.40%
Debt instrument maturity period	2028
L3 Technologies [Member] \| Revolving Credit Facility [Member]
Components of Debt [Abstract]
Repayments under the credit facility	$ (501,000,000)
Proceeds under the credit facility	501,000,000
Available borrowings under credit facility	1,000,000,000	1,000,000,000
Senior Notes [Member] \| L3 Technologies [Member] \| 5.20% Senior Notes due 2019 [Member]
Components of Debt [Abstract]
Principal amount of long-term debt	0	1,000,000,000
Senior Notes [Member] \| L3 Technologies [Member] \| 4.75% Senior Notes due 2020 [Member]
Components of Debt [Abstract]
Principal amount of long-term debt	0	800,000,000
Senior Notes [Member] \| L3 Technologies [Member] \| 4.95% Senior Notes due 2021 [Member]
Components of Debt [Abstract]
Principal amount of long-term debt	650,000,000	650,000,000
Senior Notes [Member] \| L3 Technologies [Member] \| 3.85% Senior Notes due 2023 [Member]
Components of Debt [Abstract]
Principal amount of long-term debt	800,000,000	0
Senior Notes [Member] \| L3 Technologies [Member] \| 3.95% Senior Notes due 2024 [Member]
Components of Debt [Abstract]
Principal amount of long-term debt	350,000,000	350,000,000
Senior Notes [Member] \| L3 Technologies [Member] \| 3.85% Senior Notes due 2026 [Member]
Components of Debt [Abstract]
Principal amount of long-term debt	550,000,000	550,000,000
Senior Notes [Member] \| L3 Technologies [Member] \| 4.40% Senior Notes due 2028 [Member]
Components of Debt [Abstract]
Principal amount of long-term debt	$ 1,000,000,000	$ 0