v3.26.3
Transfer of Financial Assets - Fair Value of Servicing Assets (Detail) - JPY (¥)
¥ in Millions
Sep. 30, 2026
Mar. 31, 2026
Transfers and Servicing [Abstract]
Beginning balance
¥ 127,593
¥ 116,745
Ending balance
¥ 123,114
¥ 127,593
X
- Definition
Servicing Asset At Amortized Cost Fair Value
+ References
No definition available.
+ Details
Name:
ck0001070304_ServicingAssetAtAmortizedCostFairValue
Namespace Prefix:
ck0001070304_
Data Type:
xbrli:monetaryItemType
Balance Type:
debit
Period Type:
instant
X
- References
No definition available.
+ Details
Name:
us-gaap_TransfersAndServicingAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration