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Segment Information (Disaggregation of Revenues for Revenues From Contracts With Customers, by Goods and Services Category and Geographical Location) (Detail) - JPY (¥) ¥ in Millions | 6 Months Ended
--- | ---
Sep. 30, 2025 | Sep. 30, 2024
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | ¥ 705,583 |  | ¥ 663,040
Other revenues | [1] | 858,914 |  | 740,593
Segment revenues/Total revenues |  | 1,564,497 |  | 1,403,633
Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 144,154 |  | 131,053
Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 62,810 |  | 59,821
Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 133,261 |  | 131,354
Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 44,612 |  | 43,672
Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 51,678 |  | 40,678
Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 88,818 |  | 87,465
Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 53,191 |  | 50,419
Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 75,237 |  | 73,090
Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 51,822 |  | 45,488
Operating Segment |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 700,015 |  | 656,254
Other revenues |  | 857,777 | [1] | 739,593
Segment revenues/Total revenues |  | 1,557,792 |  | 1,395,847
Operating Segment | Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 142,027 |  | 128,326
Operating Segment | Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 62,810 |  | 59,821
Operating Segment | Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 133,424 |  | 131,470
Operating Segment | Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 44,690 |  | 43,672
Operating Segment | Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 50,809 |  | 40,003
Operating Segment | Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 89,468 |  | 88,146
Operating Segment | Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 53,886 |  | 51,132
Operating Segment | Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 76,064 |  | 73,986
Operating Segment | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 46,837 |  | 39,698
Operating Segment | Corporate Financial Services and Maintenance Leasing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 56,179 |  | 56,595
Other revenues |  | 188,425 |  | 172,209
Segment revenues/Total revenues |  | 244,604 |  | 228,804
Operating Segment | Corporate Financial Services and Maintenance Leasing | Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 2,020 |  | 1,812
Operating Segment | Corporate Financial Services and Maintenance Leasing | Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Corporate Financial Services and Maintenance Leasing | Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 101 |  | 170
Operating Segment | Corporate Financial Services and Maintenance Leasing | Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 34,607 |  | 32,327
Operating Segment | Corporate Financial Services and Maintenance Leasing | Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Corporate Financial Services and Maintenance Leasing | Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 1,826 |  | 1,747
Operating Segment | Corporate Financial Services and Maintenance Leasing | Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Corporate Financial Services and Maintenance Leasing | Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 396 |  | 0
Operating Segment | Corporate Financial Services and Maintenance Leasing | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 17,229 |  | 20,539
Operating Segment | Real Estate |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 222,511 |  | 208,515
Other revenues |  | 51,343 |  | 51,664
Segment revenues/Total revenues |  | 273,854 |  | 260,179
Operating Segment | Real Estate | Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 2,155 |  | 1,972
Operating Segment | Real Estate | Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 62,810 |  | 59,821
Operating Segment | Real Estate | Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 3,815 |  | 3,549
Operating Segment | Real Estate | Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Real Estate | Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 50,019 |  | 40,003
Operating Segment | Real Estate | Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 24 |  | 23
Operating Segment | Real Estate | Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 53,886 |  | 51,132
Operating Segment | Real Estate | Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 49,015 |  | 51,013
Operating Segment | Real Estate | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 787 |  | 1,002
Operating Segment | PE Investment and Concession |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 173,095 |  | 153,857
Other revenues |  | 24,400 |  | 27,169
Segment revenues/Total revenues |  | 197,495 |  | 181,026
Operating Segment | PE Investment and Concession | Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 134,971 |  | 122,384
Operating Segment | PE Investment and Concession | Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | PE Investment and Concession | Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | PE Investment and Concession | Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | PE Investment and Concession | Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 790 |  | 0
Operating Segment | PE Investment and Concession | Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 36
Operating Segment | PE Investment and Concession | Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | PE Investment and Concession | Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 26,653 |  | 22,973
Operating Segment | PE Investment and Concession | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 10,681 |  | 8,464
Operating Segment | Environment and Energy |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 90,180 |  | 88,300
Other revenues |  | 24,561 |  | 662
Segment revenues/Total revenues |  | 114,741 |  | 88,962
Operating Segment | Environment and Energy | Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 1,534 |  | 1,481
Operating Segment | Environment and Energy | Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Environment and Energy | Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 68 |  | 63
Operating Segment | Environment and Energy | Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 93 |  | 106
Operating Segment | Environment and Energy | Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Environment and Energy | Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 87,618 |  | 86,340
Operating Segment | Environment and Energy | Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Environment and Energy | Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Environment and Energy | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 867 |  | 310
Operating Segment | Insurance |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | (1)
Other revenues |  | 301,019 |  | 235,173
Segment revenues/Total revenues |  | 301,019 |  | 235,172
Operating Segment | Insurance | Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Insurance | Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Insurance | Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Insurance | Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Insurance | Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Insurance | Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Insurance | Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Insurance | Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Insurance | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | (1)
Operating Segment | Banking and Credit |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 1,237 |  | 1,567
Other revenues |  | 35,666 |  | 28,883
Segment revenues/Total revenues |  | 36,903 |  | 30,450
Operating Segment | Banking and Credit | Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Banking and Credit | Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Banking and Credit | Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Banking and Credit | Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Banking and Credit | Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Banking and Credit | Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Banking and Credit | Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Banking and Credit | Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Banking and Credit | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 1,237 |  | 1,567
Operating Segment | Aircraft and Ships |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 9,617 |  | 5,930
Other revenues |  | 46,319 |  | 45,372
Segment revenues/Total revenues |  | 55,936 |  | 51,302
Operating Segment | Aircraft and Ships | Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 553 |  | 196
Operating Segment | Aircraft and Ships | Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Aircraft and Ships | Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 16 |  | 22
Operating Segment | Aircraft and Ships | Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Aircraft and Ships | Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Aircraft and Ships | Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Aircraft and Ships | Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Aircraft and Ships | Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Aircraft and Ships | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 9,048 |  | 5,712
Operating Segment | ORIX USA |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 12,991 |  | 8,456
Other revenues |  | 71,681 | [1] | 67,209
Segment revenues/Total revenues |  | 84,672 |  | 75,665
Operating Segment | ORIX USA | Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 575 |  | 235
Operating Segment | ORIX USA | Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX USA | Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 6,265 |  | 6,845
Operating Segment | ORIX USA | Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX USA | Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX USA | Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX USA | Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX USA | Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX USA | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 6,151 |  | 1,376
Operating Segment | ORIX Europe |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 122,930 |  | 120,866
Other revenues |  | 10,955 | [1] | 5,811
Segment revenues/Total revenues |  | 133,885 |  | 126,677
Operating Segment | ORIX Europe | Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX Europe | Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX Europe | Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 122,908 |  | 120,784
Operating Segment | ORIX Europe | Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX Europe | Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX Europe | Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX Europe | Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX Europe | Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | ORIX Europe | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 22 |  | 82
Operating Segment | Asia and Australia |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 11,275 |  | 12,169
Other revenues |  | 103,408 | [1] | 105,441
Segment revenues/Total revenues |  | 114,683 |  | 117,610
Operating Segment | Asia and Australia | Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 219 |  | 246
Operating Segment | Asia and Australia | Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Asia and Australia | Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 251 |  | 37
Operating Segment | Asia and Australia | Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 9,990 |  | 11,239
Operating Segment | Asia and Australia | Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Asia and Australia | Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Asia and Australia | Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Asia and Australia | Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Operating Segment | Asia and Australia | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 815 |  | 647
Corporate And Intersegment Eliminations [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 5,568 |  | 6,786
Other revenues |  | 1,137 | [1] | 1,000
Segment revenues/Total revenues |  | 6,705 |  | 7,786
Corporate And Intersegment Eliminations [Member] | Sales of goods |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 2,127 |  | 2,727
Corporate And Intersegment Eliminations [Member] | Real estate sales |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 0 |  | 0
Corporate And Intersegment Eliminations [Member] | Asset Management and Servicing |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | (163) |  | (116)
Corporate And Intersegment Eliminations [Member] | Automobile related services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | (78) |  | 0
Corporate And Intersegment Eliminations [Member] | Facilities operation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | 869 |  | 675
Corporate And Intersegment Eliminations [Member] | Environment and energy services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | (650) |  | (681)
Corporate And Intersegment Eliminations [Member] | Real estate management and brokerage |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | (695) |  | (713)
Corporate And Intersegment Eliminations [Member] | Real estate contract work |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | (827) |  | (896)
Corporate And Intersegment Eliminations [Member] | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from contracts with customers |  | ¥ 4,985 |  | ¥ 5,790
[1] | Other revenues include revenues that are not in the scope of revenue from contracts with customers, such as life insurance premiums and related investment income, operating leases, finance revenues that include interest income, and others.

X
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