Housing Loans and Deposits From Customers in the Banking Business (Details) (JPY ¥) In Millions	Mar. 31, 2011
Deposits from customers in the banking business
2013	¥ 20,864
2014	13,149
2015	1,990
2016	8,788
2017	1,459
Later years	26,818
Total	¥ 73,068

Time Deposit Maturities After Year Six.

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Namespace Prefix:	sne
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Time Deposit Maturities Year Six.

+ Details

Name:	sne_TimeDepositMaturitiesYearSix
Namespace Prefix:	sne
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of time deposits (including certificates of deposits, individual retirement accounts and open accounts) held by the entity with a remaining term of greater than four years but five years or less.

+ References