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Segment information - depreciation and amortization expenses of property and equipment and land use rights by segments and others (Details) ¥ in Millions, $ in Millions | 6 Months Ended
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Sep. 30, 2020 CNY (¥) | Sep. 30, 2020 USD ($) | Sep. 30, 2019 CNY (¥)
Total depreciation of property and equipment, and operating lease cost relating to land use rights | ¥ 11,976 | $ 1,764 | ¥ 9,692
Total segments | Core commerce |  |  |
Total depreciation of property and equipment, and operating lease cost relating to land use rights | 5,008 |  | 4,005
Total segments | Cloud computing |  |  |
Total depreciation of property and equipment, and operating lease cost relating to land use rights | 5,403 |  | 4,266
Total segments | Digital media and entertainment |  |  |
Total depreciation of property and equipment, and operating lease cost relating to land use rights | 584 |  | 684
Unallocated | Innovation initiatives and others |  |  |
Total depreciation of property and equipment, and operating lease cost relating to land use rights | ¥ 981 |  | ¥ 737

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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives and operating lease cost relating to land use rights. + References No definition available. + Details
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