XML 180 R167.htm IDEA: XBRL DOCUMENT v3.23.2
Accumulated Other Comprehensive Income (Loss) (Amounts Reclassified to Net Income from Accumulated Other Comprehensive Income (loss)) (Detail) - JPY (¥)
¥ in Millions
 12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Mar. 31, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Life insurance costs ¥ (398,916) ¥ (368,140) ¥ (374,348)
Gains on sales of subsidiaries and affiliates and liquidation losses, net 26,915 187,787 23,300
Write-downs of securities and other (824) (730) (5,935)
Interest expense (127,618) (68,232) (78,068)
Income tax (expense) or benefit (87,500) (187,264) (90,747)
Net Income 279,668 317,612 196,814
Reclassification adjustment included in net income | Net unrealized gains (losses) on investment in securities      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Total before income tax 511 4,268 504
Income tax (expense) or benefit (90) (61) (510)
Net Income 421 4,207 (6)
Reclassification adjustment included in net income | Net unrealized gains (losses) on investment in securities | Sales of debt securities      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Gains on investment securities and dividend 155 4,619 2,473
Life insurance premiums and related investment income (765) 737 5,433
Reclassification adjustment included in net income | Net unrealized gains (losses) on investment in securities | Amortization of debt securities      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Finance revenues 509 92 (1,468)
Life insurance premiums and related investment income 1,148 (658) (1,340)
Reclassification adjustment included in net income | Net unrealized gains (losses) on investment in securities | Others      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Write-downs of securities and other (536) (522) (4,594)
Reclassification adjustment included in net income | Debt valuation adjustments      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Life insurance costs 18 36 101
Total before income tax 18 36 101
Income tax (expense) or benefit (5) (10) (28)
Net Income 13 26 73
Reclassification adjustment included in net income | Defined benefit pension plans      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Amortization of prior service credit 376 386 447
Amortization of net actuarial loss (88) (912) (1,633)
Amortization of transition obligation (1) (1) (1)
Total before income tax 287 (527) (1,187)
Income tax (expense) or benefit (76) 151 368
Net Income 211 (376) (819)
Reclassification adjustment included in net income | Foreign currency translation adjustments      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Gains on sales of subsidiaries and affiliates and liquidation losses, net 8,776 873 (2,760)
Total before income tax (5,897) (909) (4,817)
Income tax (expense) or benefit 1,806 295 751
Net Income (4,091) (614) (4,066)
Reclassification adjustment included in net income | Foreign currency translation adjustments | Foreign exchange contracts      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Gains on sales of subsidiaries and affiliates and liquidation losses, net/Interest expense/Other (income) and expense, net (14,673) (1,782) (2,057)
Reclassification adjustment included in net income | Net unrealized gains (losses) on derivative instruments      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Total before income tax (1,846) (5,914) (7,702)
Income tax (expense) or benefit 408 1,478 1,923
Net Income (1,438) (4,436) (5,779)
Reclassification adjustment included in net income | Net unrealized gains (losses) on derivative instruments | Interest rate swap agreements      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Interest expense (175) (1,615) (1,522)
Reclassification adjustment included in net income | Net unrealized gains (losses) on derivative instruments | Foreign exchange contracts      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Interest expense /Other (income) and expense 0 (710) (242)
Reclassification adjustment included in net income | Net unrealized gains (losses) on derivative instruments | Foreign currency swap agreements      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Interest expense /Other (income) and expense ¥ (1,671) ¥ (3,589) ¥ (5,938)