Annual report [Section 13 and 15(d), not S-K Item 405]

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of changes in the carrying amount of goodwill (Details)

v3.26.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of changes in the carrying amount of goodwill (Details) - USD ($)
$ in Thousands
 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Goodwill, gross      
Goodwill, gross, beginning balance $ 49,093 $ 52,648  
Foreign currency translation difference 1,556 (4,495)  
Write-off due to the sale (560)    
Acquired 1,010 940  
Goodwill, gross, ending balance 51,099 49,093  
Accumulated impairment      
Accumulated goodwill impairment, beginning balance 0 0  
Impairment expense 0 0  
Accumulated goodwill impairment, ending balance 0 0  
Goodwill, net of impairment      
Goodwill, net of impairment 51,099 49,093 $ 52,648
Brokerage      
Goodwill, gross      
Goodwill, gross, beginning balance 2,568 2,688  
Foreign currency translation difference 50 (120)  
Write-off due to the sale 0    
Acquired 0 0  
Goodwill, gross, ending balance 2,618 2,568  
Accumulated impairment      
Accumulated goodwill impairment, beginning balance 0 0  
Impairment expense 0 0  
Accumulated goodwill impairment, ending balance 0 0  
Goodwill, net of impairment      
Goodwill, net of impairment 2,618 2,568 2,688
Bank      
Goodwill, gross      
Goodwill, gross, beginning balance 2,735 2,746  
Foreign currency translation difference (280) (11)  
Write-off due to the sale 0    
Acquired 0 0  
Goodwill, gross, ending balance 2,455 2,735  
Accumulated impairment      
Accumulated goodwill impairment, beginning balance 0 0  
Impairment expense 0 0  
Accumulated goodwill impairment, ending balance 0 0  
Goodwill, net of impairment      
Goodwill, net of impairment 2,455 2,735 2,746
Insurance      
Goodwill, gross      
Goodwill, gross, beginning balance 921 1,040  
Foreign currency translation difference 49 (119)  
Write-off due to the sale 0    
Acquired 0 0  
Goodwill, gross, ending balance 970 921  
Accumulated impairment      
Accumulated goodwill impairment, beginning balance 0 0  
Impairment expense 0 0  
Accumulated goodwill impairment, ending balance 0 0  
Goodwill, net of impairment      
Goodwill, net of impairment 970 921 1,040
Other      
Goodwill, gross      
Goodwill, gross, beginning balance 42,869 46,174  
Foreign currency translation difference 1,737 (4,245)  
Write-off due to the sale (560)    
Acquired 1,010 940  
Goodwill, gross, ending balance 45,056 42,869  
Accumulated impairment      
Accumulated goodwill impairment, beginning balance 0 0  
Impairment expense 0 0  
Accumulated goodwill impairment, ending balance 0 0  
Goodwill, net of impairment      
Goodwill, net of impairment $ 45,056 $ 42,869 $ 46,174