Property, Plant and Equipment - Additional information (Detail) - Vehicles And Equipment On Operating Leases [Member] - JPY (¥) ¥ in Millions |
12 Months Ended | ||
---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
Mar. 31, 2023 |
|
Disclosure of detailed information about property, plant and equipment [line items] | |||
Right of use assets | ¥ 4,664,376 | ¥ 4,306,566 | |
Additions to right-of-use assets | 2,909,058 | 2,091,013 | |
Depreciation of right of use assets | 617,495 | 612,569 | ¥ 666,385 |
Income from subleasing right-of-use assets | ¥ 1,008,634 | ¥ 947,058 | ¥ 992,730 |