Earnings (Loss) per Unit (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Allocation of net income from continuing operations among partner interests:
Net income from continuing operations attributable to common unitholders, basic	$ 223	$ 327
Net income from continuing operations attributable to common unitholders, diluted	223	327
Allocation of net loss from discontinued operations among partner interests:
Net loss from discontinued operations attributable to common unitholders, basic	2	0
Net loss from discontinued operations attributable to common unitholders, diluted	2	0
Allocation of net income among partner interests:
Net income attributable to common unitholders, basic	221	327
Net income attributable to common unitholders, diluted	221	327
Class A common units
Allocation of net income from continuing operations among partner interests:
Net income from continuing operations attributable to common unitholders, basic	160	230
Net income from continuing operations attributable to common unitholders, diluted	160	230
Allocation of net loss from discontinued operations among partner interests:
Net loss from discontinued operations attributable to common unitholders, basic	1	0
Net loss from discontinued operations attributable to common unitholders, diluted	1	0
Allocation of net income among partner interests:
Net income attributable to common unitholders, basic	159	230
Net income attributable to common unitholders, diluted	$ 159	$ 230
Denominator - basic and diluted partnership units:
Weighted average number of unit outstanding, basic (in shares)	209	202
Weighted average number of units outstanding, diluted (in shares)	209	202
Earnings per unit attributable to common unitholders - basic and diluted:
Net income from continuing operations, basic (in usd per share)	$ 0.77	$ 1.14
Net income from continuing operations, diluted (in usd per share)	0.77	1.14
Net loss from discontinued operations, diluted (in usd per share)	(0.01)	0
Net loss from discontinued operations, basic (in usd per share)	(0.01)	0
Earnings per unit, basic (in usd per share)	0.76	1.14
Earnings per unit, diluted (in usd per share)	$ 0.76	$ 1.14
Partnership exchangeable units
Allocation of net income from continuing operations among partner interests:
Net income from continuing operations attributable to common unitholders, basic	$ 63	$ 97
Net income from continuing operations attributable to common unitholders, diluted	63	97
Allocation of net loss from discontinued operations among partner interests:
Net loss from discontinued operations attributable to common unitholders, basic	1	0
Net loss from discontinued operations attributable to common unitholders, diluted	1	0
Allocation of net income among partner interests:
Net income attributable to common unitholders, basic	62	97
Net income attributable to common unitholders, diluted	$ 62	$ 97
Denominator - basic and diluted partnership units:
Weighted average number of unit outstanding, basic (in shares)	127	134
Weighted average number of units outstanding, diluted (in shares)	127	134
Earnings per unit attributable to common unitholders - basic and diluted:
Net income from continuing operations, basic (in usd per share)	$ 0.49	$ 0.73
Net income from continuing operations, diluted (in usd per share)	0.49	0.73
Net loss from discontinued operations, diluted (in usd per share)	0.00	0
Net loss from discontinued operations, basic (in usd per share)	0.00	0
Earnings per unit, basic (in usd per share)	0.49	0.73
Earnings per unit, diluted (in usd per share)	$ 0.49	$ 0.73

Restaurant Brands International Limited Partnership 10-Q