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

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- Definition

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

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-Topic 210
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- Definition

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

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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Debt - Debt Issuances (Details)	3 Months Ended			9 Months Ended
Debt - Debt Issuances (Details)	Sep. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)	Sep. 30, 2020 USD ($)	Jun. 30, 2020 CAD ($)	Jun. 30, 2020 EUR (€)
Debt Instrument [Line Items]
Principal Amount Issued	$ 2,123,000,000		$ 5,885,000,000	$ 2,123,000,000
Proceeds from long-term borrowings	$ 2,110,000,000	$ 3,247,000,000	$ 5,846,000,000	$ 11,203,000,000
Verizon 3.600% notes due 2060
Debt Instrument [Line Items]
Stated interest rate on debt instrument			3.60%
Principal Amount Issued			$ 2,385,000,000
Proceeds from long-term borrowings			$ 2,369,000,000
Verizon 3.000% notes due 2027
Debt Instrument [Line Items]
Stated interest rate on debt instrument			3.00%
Principal Amount Issued			$ 750,000,000
Proceeds from long-term borrowings			$ 747,000,000
Verizon 3.150% notes due 2030
Debt Instrument [Line Items]
Stated interest rate on debt instrument			3.15%
Principal Amount Issued			$ 1,500,000,000
Proceeds from long-term borrowings			$ 1,489,000,000
Verizon 4.000% notes due 2050
Debt Instrument [Line Items]
Stated interest rate on debt instrument			4.00%
Principal Amount Issued			$ 1,250,000,000
Proceeds from long-term borrowings			$ 1,241,000,000
Verizon 2.500% notes due 2030 (2)
Debt Instrument [Line Items]
Stated interest rate on debt instrument					2.50%	2.50%
Principal Amount Issued					$ 1,000,000,000
Proceeds from long-term borrowings		705,000,000
Verizon 3.625% notes due 2050 (2)
Debt Instrument [Line Items]
Stated interest rate on debt instrument					3.625%	3.625%
Principal Amount Issued					$ 300,000,000
Proceeds from long-term borrowings		209,000,000
Verizon 1.300% notes due 2033 (2)
Debt Instrument [Line Items]
Stated interest rate on debt instrument					1.30%	1.30%
Principal Amount Issued \| €						€ 1,350,000,000
Proceeds from long-term borrowings		1,464,000,000
Verizon 1.850% notes due 2040 (2)
Debt Instrument [Line Items]
Stated interest rate on debt instrument					1.85%	1.85%
Principal Amount Issued \| €						€ 800,000,000
Proceeds from long-term borrowings		$ 869,000,000
Verizon 1.500% notes due 2030 (3)
Debt Instrument [Line Items]
Stated interest rate on debt instrument	1.50%			1.50%
Principal Amount Issued	$ 1,000,000,000			$ 1,000,000,000
Proceeds from long-term borrowings	$ 995,000,000
Verizon 3.000% notes due 2060
Debt Instrument [Line Items]
Stated interest rate on debt instrument	3.00%			3.00%
Principal Amount Issued	$ 1,123,000,000			$ 1,123,000,000
Proceeds from long-term borrowings	$ 1,115,000,000