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Leases (Details 2) - CNY (¥) ¥ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Leases
Operating lease cost	¥ 6,763	¥ 4,903	¥ 3,377
Short-term lease cost	2,782	1,902	1,213
Total	9,545	6,805	4,590
Cash paid for operating leases	¥ 6,715	¥ 4,801	¥ 3,461

X

- Definition

Amount of lease cost recognized by lessee for lease contract.

+ References

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-Publisher FASB
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-SubTopic 20
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X

- References

No definition available.

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X

- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

+ References

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X

- Definition

Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

+ References

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X

- Definition

Amount of short-term lease cost, excluding expense for lease with term of one month or less.

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