Debt and Borrowing Arrangements - Debt Issued (Details) - Loans Payable		Dec. 31, 2020 USD ($)	Dec. 31, 2020 EUR (€)		Oct. 16, 2020	Dec. 31, 2019 USD ($)	Dec. 31, 2019 EUR (€)
1.875% Notes Due October 2032
Debt Instrument [Line Items]
Interest Rate		1.875%	1.875%
Gross Proceeds	[1]	$ 625,000,000
2.625% Notes Due September 2050
Debt Instrument [Line Items]
Interest Rate	[2]	2.625%	2.625%
Gross Proceeds	[1],[2]	$ 1,125,000,000
0.000% Euro-denominated Notes Due September 2026
Debt Instrument [Line Items]
Interest Rate	[3]	0.00%	0.00%
Gross Proceeds	[3]	$ 588,000,000	€ 500,000,000	[1]
0.375% Euro-denominated Notes Due September 2029
Debt Instrument [Line Items]
Interest Rate	[3]	0.375%	0.375%
Gross Proceeds	[3]	$ 882,000,000	€ 750,000,000	[1]
1.500% Notes Due February 2031
Debt Instrument [Line Items]
Interest Rate		1.50%	1.50%
Gross Proceeds	[1]	$ 500,000,000
0.625% Notes Due July 2022
Debt Instrument [Line Items]
Interest Rate		0.625%	0.625%
Gross Proceeds	[1]	$ 1,000,000,000
1.500% Notes due May 2025
Debt Instrument [Line Items]
Interest Rate		1.50%	1.50%
Gross Proceeds	[1]	$ 750,000,000
2.750% Notes Due April 2030
Debt Instrument [Line Items]
Interest Rate	[2]	2.75%	2.75%
Gross Proceeds	[1],[2]	$ 1,250,000,000
2.125% Notes Due April 2023
Debt Instrument [Line Items]
Interest Rate		2.125%	2.125%
Gross Proceeds	[1]	$ 500,000,000
0.875% Euro-denominated Notes Due October 2031 | MIHN
Debt Instrument [Line Items]
Interest Rate	[3]					0.875%	0.875%
Gross Proceeds	[3]					$ 548,000,000	€ 500,000,000	[1]
2.125% Notes Due September 2022 | MIHN
Debt Instrument [Line Items]
Interest Rate	[3],[4]					2.125%	2.125%
Gross Proceeds	[1],[3],[4]					$ 500,000,000
2.250% Notes Due September 2024 | MIHN
Debt Instrument [Line Items]
Interest Rate	[3],[4]					2.25%	2.25%
Gross Proceeds	[1],[3],[4]					$ 500,000,000
Various Interest Rate Notes Due September 2022
Debt Instrument [Line Items]
Gross Proceeds	[1],[4],[5]					500,000,000
Various Interest Rate Notes Due September 2024
Debt Instrument [Line Items]
Gross Proceeds	[1],[4],[5]					$ 500,000,000
3.625% Notes Due February 2026
Debt Instrument [Line Items]
Interest Rate					3.625%	3.625%	3.625%
Gross Proceeds	[1]					$ 600,000,000

[1] Represents gross proceeds from the issuance of notes excluding debt issuance costs, discounts and premiums.

[2] This represents a further issuance of the previously issued note and forms a single series note.

[3] Notes issued by Mondelez International Holdings Netherlands B.V. (“MIHN”), a wholly owned Dutch subsidiary of Mondelez International, Inc.

[4] In connection with this debt issuance, we entered into cross-currency swaps, serving as cash flow hedges, so that the U.S. dollar-denominated debt payments will effectively be paid in euros over the life of the debt.

[5] MIHN entered into a term loan agreement. The amount presented is the amount issued under the term loan.