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Investment securities and fair value disclosure (Details 2) - CNY (¥) ¥ in Millions | Mar. 31, 2015 | Mar. 31, 2014
--- | --- | ---
Assets |  |
Interest rate swaps |  | ¥ 138
Convertible bond accounted for under the fair value option | ¥ 3,719 | 1,044
Recurring basis |  |
Assets |  |
Short-term investments | 14,148 | 10,587
Restricted cash | 2,297 | 4,921
Interest rate swaps |  | 138
Convertible bond accounted for under the fair value option | 3,719 | 1,044
Assets | 33,330 | 18,882
Liabilities |  |
Contingent consideration in relation to investments and acquisitions | 1,278 | 326
Recurring basis | Level 1 |  |
Assets |  |
Short-term investments | 14,148 | 10,587
Restricted cash | 2,297 | 4,921
Assets | 28,994 | 17,566
Recurring basis | Level 2 |  |
Assets |  |
Interest rate swaps |  | 138
Assets | 617 | 272
Recurring basis | Level 3 |  |
Assets |  |
Convertible bond accounted for under the fair value option | 3,719 | 1,044
Assets | 3,719 | 1,044
Liabilities |  |
Contingent consideration in relation to investments and acquisitions | 1,278 | 326
Listed equity securities |  |
Assets |  |
Trading securities | 676 | 668
Available-for-sale securities |  | 1,189
Listed equity securities | Recurring basis |  |
Assets |  |
Trading securities | 676 | 668
Available-for-sale securities | 11,637 | 1,189
Listed equity securities | Recurring basis | Level 1 |  |
Assets |  |
Trading securities | 676 | 668
Available-for-sale securities | 11,637 | 1,189
Financial derivatives |  |
Assets |  |
Trading securities | 617 | 134
Financial derivatives | Recurring basis |  |
Assets |  |
Trading securities | 617 | 134
Financial derivatives | Recurring basis | Level 2 |  |
Assets |  |
Trading securities | 617 | 134
Equity fund |  |
Assets |  |
Trading securities |  | 201
Available-for-sale securities | 236 |
Equity fund | Recurring basis |  |
Assets |  |
Trading securities |  | 201
Available-for-sale securities | 236 |
Equity fund | Recurring basis | Level 1 |  |
Assets |  |
Trading securities |  | ¥ 201
Available-for-sale securities | ¥ 236 |

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