Per Share Data (Reconciliation of Differences between Basic and Diluted Earnings Per Share) (Detail) - JPY (¥) ¥ / shares in Units, shares in Thousands, ¥ in Millions	12 Months Ended
Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2018
Earnings Per Share [Abstract]
Net Income attributable to ORIX Corporation shareholders	¥ 302,700	¥ 323,745	¥ 313,135
Weighted-average shares	1,275,166	1,280,020	1,281,238
Effect of dilutive securities
Stock compensation	1,153	1,107	1,314
Weighted-average shares for diluted EPS computation	1,276,319	1,281,127	1,282,552
Earnings per share for net income attributable to ORIX Corporation shareholders:
Basic	¥ 237.38	¥ 252.92	¥ 244.40
Diluted	¥ 237.17	¥ 252.70	¥ 244.15

The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period.

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+ Details

- Definition

The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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+ Details

- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References+ Details