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Carrying amount as of the balance sheet date of deferred sales commissions that are expected to be recognized in the same period as the related revenues are recognized within one year or the normal operating cycle, if longer.

No definition available.

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Represents the term of the employee loans, which are extended to employees of the Company and its related companies in order to finance their purchase of ordinary shares, exercise of options underlying the ordinary shares as well as payment of related personal taxes.

No definition available.

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Balance Type:	na
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Represents Fair value of interest rate swap contracts, non-current.

No definition available.

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Represents the term of the interest free employee loans, which are extended to eligible employees for purchase of their first residential properties.

No definition available.

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Carrying amount as of the balance sheet date of licensed copyrights of video content.

No definition available.

Name:	baba_LicensedCopyrightsOfVideoContent
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Amount of asset related to consideration paid in advance for cost of revenue, sales and marketing expenses and others that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

No definition available.

Name:	baba_PrepaidCostOfRevenueSalesAndMarketingExpensesAndOthers
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Data Type:	xbrli:monetaryItemType
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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods; total amount due to the entity from outside sources, including trade accounts receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.

No definition available.

Name:	baba_PrepaidExpenseReceivablesAndOtherAssetsCurrent
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Period Type:	instant

Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods; total amount due to the entity, and amount of other assets that are expected to be realized or consumed after one year or the normal operating cycle, if longer.

No definition available.

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Carrying amount as of the balance sheet date of amounts paid in advance for licensed copyrights of video content and others, expected to be capitalized after one year (or the normal operating cycle, if longer).

No definition available.

Name:	baba_PrepaidLicensedCopyrightsOfVideoContentAndOthersNoncurrent
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Carrying amount as of the balance sheet date of amounts paid in advance for acquisition of property and equipment, expected to be capitalized after one year (or the normal operating cycle, if longer).

No definition available.

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Carrying amount as of the balance sheet date of upfront fees related to long-term borrowings.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Represents receivable for proceeds from disposal of investments, current.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

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Period Type:	instant

Carrying amount of advanced commission payments.

No definition available.

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Balance Type:	debit
Period Type:	instant

Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
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-Section 50
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-Subparagraph (b),(c)
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32537-109319

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Amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership, due within 1 year (or 1 business cycle).

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
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Amounts due from an Entity employee, not to include stockholders or officers, which are usually due within 1 year (or 1 business cycle).

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Amounts due from an Entity employee, not to include stockholders or officers, which are usually due after 1 year (or 1 business cycle).

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Carrying amount as of the balance sheet date of current interest earned but not received. Also called accrued interest or accrued interest receivable. For classified balance sheets, represents the current amount receivable, that is amounts expected to be collected within one year or the normal operating cycle, if longer.

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An amount representing an agreement for an unconditional promise by the maker to pay the Company (holder) a definite sum of money within one year from the balance sheet date (or the normal operating cycle, whichever is longer), net of any write-downs taken for collection uncertainty on the part of the holder. Such amount may include accrued interest receivable in accordance with the terms of the debt. The debt also may contain provisions and related items including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. This amount does not include amounts related to receivables held-for-sale.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Name:	us-gaap_NotesAndLoansReceivableNetCurrent
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Data Type:	xbrli:monetaryItemType
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Amount of current assets classified as other.

Name:	us-gaap_OtherAssetsCurrent
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Amount of noncurrent assets classified as other.

Name:	us-gaap_OtherAssetsNoncurrent
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- References

No definition available.

Name:	us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract
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- References

No definition available.

Name:	us-gaap_PrepaidExpenseAndOtherAssetsNoncurrentAbstract
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Data Type:	xbrli:stringItemType
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Carrying amount as of the balance sheet date of value added taxes due either from customers arising from sales on credit terms, or as previously overpaid to tax authorities. For classified balance sheets, represents the current amount receivable, that is amounts expected to be collected within one year or the normal operating cycle, if longer.