Debt Instrument, Accrued Interest

No definition available.

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Namespace Prefix:	msi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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.

+ References

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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount.

+ References

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Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

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+ Details

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

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Balance Type:	na
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- Definition

Fair value amount of debt instrument that was repurchased.

+ References

No definition available.

+ Details

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

- Definition

Face (par) amount of the original debt instrument that was repurchased.

+ References

No definition available.

+ Details

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

- Definition

Amount of gain (loss) from the difference between the repurchase price of a debt instrument initially issued by the entity and the net carrying amount of the debt at the time of its repurchase.

+ References

No definition available.

+ Details

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

- Definition

Amount of interest payable on debt, including, but not limited to, trade payables.

+ References

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-Name Accounting Standards Codification
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+ Details

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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.

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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.

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-Name Accounting Standards Codification
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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+ Details

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

- Definition

Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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

- Definition

Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Period Type:	instant

- Definition

Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 230
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Period Type:	duration

- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Debt and Credit Facilities - Additional Information (Details)		1 Months Ended	12 Months Ended
	May 31, 2022 USD ($)	May 31, 2021 USD ($)	Dec. 31, 2023 USD ($) $ / shares Rate	Feb. 14, 2024 USD ($)	Dec. 31, 2022 USD ($)	Sep. 05, 2019 $ / shares
Line of Credit Facility [Line Items]
Repurchase amount		$ 341,000,000
Proceeds from debt, net		844,000,000
Repurchased face amount of debt		324,000,000
Accrued interest		3,000,000
Loss on repurchase of debt instrument		18,000,000
Long-term debt, gross			$ 6,019,000,000		$ 6,015,000,000
Long-term maturities during 2024			1,300,000,000
Long-term maturities during 2025			322,000,000
Long-term maturities during 2026			0
Long-term maturities during 2027			0
Long-term maturities during 2028			724,000,000
Commercial Paper
Line of Credit Facility [Line Items]
Line of credit facility borrowing capacity			2,200,000,000
Long-term debt, gross			$ 0
Senior Notes \| 1.75% senior convertible notes due 2024
Line of Credit Facility [Line Items]
Convertible debt conversion ratio \| Rate			496.70%
Interest rate			1.75%
Senior Notes \| 2.75% senior notes due 2031
Line of Credit Facility [Line Items]
Debt instrument face principal amount		$ 850,000,000
Interest rate		2.75%	2.75%
Long-term debt, gross			$ 845,000,000		845,000,000
Senior Notes \| 3.5% senior notes due 2023
Line of Credit Facility [Line Items]
Interest rate		3.50%
Senior Notes \| 5.60% senior notes due 2032
Line of Credit Facility [Line Items]
Debt instrument face principal amount	$ 600,000,000
Interest rate	5.60%		5.60%
Proceeds from debt, net	$ 595,000,000
Long-term debt, gross			$ 595,000,000		595,000,000
Senior Notes \| 4.0% senior notes due 2024
Line of Credit Facility [Line Items]
Interest rate	4.00%		4.00%
Repurchase amount	$ 279,000,000
Repurchased face amount of debt	275,000,000
Loss on repurchase of debt instrument	6,000,000
Interest payable	$ 3,000,000
Long-term debt, gross			$ 313,000,000		312,000,000
Convertible Debt \| 1.75% senior convertible notes due 2024
Line of Credit Facility [Line Items]
Convertible debt conversion ratio			0.0049670
Convertible debt conversion price (usd per share) \| $ / shares			$ 201.33			$ 201.33
Debt instrument face principal amount			$ 1,000,000,000
Interest rate			1.75%
Long-term debt, gross			$ 1,000,000,000		$ 1,000,000,000
Convertible Debt \| 1.75% senior convertible notes due 2024 \| Subsequent Event
Line of Credit Facility [Line Items]
Interest rate				1.75%
Repurchase amount				$ 1,590,000,000
Repurchased face amount of debt				$ 1,000,000,000
Line of Credit \| Revolving Credit Facility \| 2021 Motorola Solutions Credit Agreement
Line of Credit Facility [Line Items]
Line of credit facility borrowing capacity			2,250,000,000
Line of Credit \| Letter of Credit \| 2021 Motorola Solutions Credit Agreement
Line of Credit Facility [Line Items]
Line of credit facility borrowing capacity			$ 450,000,000