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Life Insurance Operations (Tables)

12 Months Ended

Mar. 31, 2011

Insurance Disclosure

Life insurance premiums and related investment income in fiscal 2009, 2010 and 2011 consist of the following:

		Millions of yen												Millions of U.S. dollars
		2009				2010				2011				2011
Life insurance premiums		¥	115,214			¥	104,133			¥	107,860			$	1,297
Life insurance related investment income			2,537				11,465				10,613				128
		¥	117,751			¥	115,598			¥	118,473			$	1,425

X

- Definition

Describes the types of coverage's and products sold, and the assets, obligations, recorded liabilities, revenues and expenses arising there from, and the amounts of and methodologies and assumptions used in determining the amounts of such items. This element may be used as a single block of text to encapsulate the entire disclosure including data and tables.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 113
-Paragraph 27

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 60
-Paragraph 60

+ Details

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Namespace Prefix:	us-gaap
Data Type:	us-types:textBlockItemType
Balance Type:	na
Period Type:	duration