Dividends - Schedule of Dividends Paid (Details) - JPY (¥) ¥ / shares in Units, ¥ in Millions |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Disclosure of classes of share capital [line items] | |||
| Amount of dividends | ¥ 1,413 | ¥ 1,228 | ¥ 783 |
| Dividends per share | ¥ 1,860 | ¥ 1,616 | ¥ 1,030 |
| Effective date | Jun. 25, 2025 | Jun. 24, 2024 | Jun. 23, 2023 |
| Class A Preferred Stock | |||
| Disclosure of classes of share capital [line items] | |||
| Amount of dividends | ¥ 1,806 | ¥ 1,574 | ¥ 1,000 |
| Dividends per share | ¥ 2,046 | ¥ 1,782 | ¥ 1,133 |
| Effective date | Jun. 25, 2025 | Jun. 24, 2024 | Jun. 23, 2023 |
| X | ||||||||||
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. No definition available.
|
| X | ||||||||||
- Definition The amount of dividends paid by the entity on ordinary shares. [Refer: Ordinary shares [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The amount of dividends paid per ordinary share. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The amount of dividends paid by the entity on shares other than ordinary shares. [Refer: Ordinary shares [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The amount of dividends paid per other share. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Effective date of dividends. No definition available.
|
| X | ||||||||||
- Details
|