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Significant equity transactions, restructuring transactions, mergers and acquisitions and equity investments- AutoNavi (Details) ¥ in Millions, $ in Millions | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Apr. 30, 2016 CNY (¥) | Jul. 31, 2014 USD ($) | Jul. 31, 2014 CNY (¥) | May 31, 2013 CNY (¥) | Mar. 31, 2017 CNY (¥) | Mar. 31, 2016 CNY (¥) | Mar. 31, 2015 CNY (¥) | Mar. 31, 2017 USD ($) | Mar. 31, 2017 CNY (¥)
The allocation of the purchase price at the date of acquisition |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | ¥ 81,645 | ¥ 41,933 | $ 18,221 | ¥ 125,420
Total purchase price comprised of: |  |  |  |  |  |  |  |  |
- cash consideration | ¥ 28,724 |  |  |  | ¥ 41,836 | ¥ 3,055 | 16,291 |  |
- fair value of previously held equity interests | 6,376 |  |  |  |  |  |  |  |
Total | ¥ 35,100 |  |  |  |  |  |  |  |
Developed technology and patents | Maximum |  |  |  |  |  |  |  |  |
Total purchase price comprised of: |  |  |  |  |  |  |  |  |
Estimated amortization periods |  |  |  |  | 5 years |  |  |  |
User base and customer relationships | Maximum |  |  |  |  |  |  |  |  |
Total purchase price comprised of: |  |  |  |  |  |  |  |  |
Estimated amortization periods |  |  |  |  | 6 years |  |  |  |
Trade names, trademarks and domain names | Maximum |  |  |  |  |  |  |  |  |
Total purchase price comprised of: |  |  |  |  |  |  |  |  |
Estimated amortization periods |  |  |  |  | 20 years |  |  |  |
AutoNavi |  |  |  |  |  |  |  |  |
Acquisition |  |  |  |  |  |  |  |  |
Equity interest on a fully diluted basis (as a percent) |  |  |  | 28.00% |  |  |  |  |
The allocation of the purchase price at the date of acquisition |  |  |  |  |  |  |  |  |
Net assets acquired |  |  | ¥ 2,236 |  |  |  |  |  |
Goodwill |  |  | 4,380 |  |  |  |  |  |
Deferred tax assets |  |  | 72 |  |  |  |  |  |
Deferred tax liabilities |  |  | (284) |  |  |  |  |  |
Total |  |  | 8,295 |  |  |  |  |  |
Total purchase price comprised of: |  |  |  |  |  |  |  |  |
- cash consideration |  | $ 1,032 | 6,348 |  |  |  |  |  |
- fair value of previously held equity interests |  |  | 1,947 |  |  |  |  |  |
Total |  |  | ¥ 8,295 |  |  |  |  |  |
Weighted average amortization period |  | 3 years | 3 years |  |  |  |  |  |
Gain recognized in relation to the revaluation of previously held equity interest relating to the step acquisition |  |  |  |  |  |  | ¥ 284 |  |
AutoNavi | Maximum |  |  |  |  |  |  |  |  |
Total purchase price comprised of: |  |  |  |  |  |  |  |  |
Estimated amortization periods |  | 4 years | 4 years |  |  |  |  |  |
AutoNavi | Developed technology and patents |  |  |  |  |  |  |  |  |
The allocation of the purchase price at the date of acquisition |  |  |  |  |  |  |  |  |
Amortizable intangible assets |  |  | ¥ 1,387 |  |  |  |  |  |
AutoNavi | User base and customer relationships |  |  |  |  |  |  |  |  |
The allocation of the purchase price at the date of acquisition |  |  |  |  |  |  |  |  |
Amortizable intangible assets |  |  | 255 |  |  |  |  |  |
AutoNavi | Trade names, trademarks and domain names |  |  |  |  |  |  |  |  |
The allocation of the purchase price at the date of acquisition |  |  |  |  |  |  |  |  |
Amortizable intangible assets |  |  | ¥ 249 |  |  |  |  |  |
AutoNavi | Convertible preferred shares |  |  |  |  |  |  |  |  |
Acquisition |  |  |  |  |  |  |  |  |
Purchase consideration, cost method |  |  |  | ¥ 1,285 |  |  |  |  |
AutoNavi | Ordinary Shares |  |  |  |  |  |  |  |  |
Acquisition |  |  |  |  |  |  |  |  |
Purchase consideration, equity method |  |  |  | ¥ 533 |  |  |  |  |

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- Definition Fair value at acquisition-date of the assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interests issued by the acquirer, including but not limited to, instruments or interests issued or issuable in consideration for the business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
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- Definition Amount of deferred tax asset attributable to deductible temporary differences and carryforwards acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=73530397&loc=d3e4845-128472 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=75116654&loc=d3e31917-109318 + Details
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- Definition Amount of intangible assets, excluding goodwill, acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=73530397&loc=d3e4845-128472 + Details
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- Definition Fair value at acquisition-date of the equity interest in the acquiree held by the acquirer, immediately before the acquisition date for businesses combined in stages. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g)(1) -URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463 + Details
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