v3.26.1
LOANS ISSUED - Schedule of finance receivable - credit quality classification (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Mar. 31, 2026
Financing Receivable, Past Due [Line Items]    
Current fiscal year $ 162,965 $ 955,820
Year one 890,641 473,130
Year two 393,424 333,028
Year three 301,023 390,626
Year four 377,048 26,801
Prior 25,704 0
Revolving loans 0 0
Total 2,150,805 2,179,405
Mortgage loans    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 29,805 291,663
Year one 283,775 307,056
Year two 295,519 171,398
Year three 165,277 352,105
Year four 342,085 26,778
Prior 25,687 0
Revolving loans 0 0
Total 1,142,148 1,149,000
Mortgage loans | that are not credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 29,805 290,224
Year one 281,193 302,323
Year two 290,095 168,147
Year three 161,684 348,614
Year four 338,504 26,374
Prior 25,267 0
Revolving loans 0 0
Total 1,126,548 1,135,682
Mortgage loans | with significant increase in credit risk    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 1,245
Year one 2,201 2,710
Year two 3,320 1,860
Year three 2,446 1,875
Year four 1,892 243
Prior 204 0
Revolving loans 0 0
Total 10,063 7,933
Mortgage loans | that are credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 194
Year one 381 2,023
Year two 2,104 1,391
Year three 1,147 1,616
Year four 1,689 161
Prior 216 0
Revolving loans 0 0
Total 5,537 5,385
Loans to SME    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 6,072 52,758
Year one 47,933 59,627
Year two 52,427 72,382
Year three 63,727 10,728
Year four 9,453 0
Prior 0 0
Revolving loans 0 0
Total 179,612 195,495
Loans to SME | that are not credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 6,072 49,372
Year one 43,139 53,303
Year two 45,315 60,112
Year three 50,035 8,363
Year four 7,135 0
Prior 0 0
Revolving loans 0 0
Total 151,696 171,150
Loans to SME | with significant increase in credit risk    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 1,392
Year one 1,228 2,258
Year two 1,471 3,192
Year three 2,702 506
Year four 313 0
Prior 0 0
Revolving loans 0 0
Total 5,714 7,348
Loans to SME | that are credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 1,994
Year one 3,566 4,066
Year two 5,641 9,078
Year three 10,990 1,859
Year four 2,005 0
Prior 0 0
Revolving loans 0 0
Total 22,202 16,997
Purchased retail loans    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 4,542 115,550
Year one 151,011 57,578
Year two 0 8,734
Year three 0 268
Year four 0 0
Prior 0 0
Revolving loans 0 0
Total 155,553 182,130
Purchased retail loans | that are not credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 4,526 105,399
Year one 124,185 49,929
Year two 0 7,431
Year three 0 223
Year four 0 0
Prior 0 0
Revolving loans 0 0
Total 128,711 162,982
Purchased retail loans | with significant increase in credit risk    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 16 4,771
Year one 6,173 3,014
Year two 0 514
Year three 0 14
Year four 0 0
Prior 0 0
Revolving loans 0 0
Total 6,189 8,313
Purchased retail loans | that are credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 5,380
Year one 20,653 4,635
Year two 0 789
Year three 0 31
Year four 0 0
Prior 0 0
Revolving loans 0 0
Total 20,653 10,835
Corporate loans    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 73,934 310,024
Year one 241,457 41,594
Year two 38,764 95
Year three 88 0
Year four 0 0
Prior 0 0
Revolving loans 0 0
Total 354,243 351,713
Corporate loans | that are not credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 73,934 308,278
Year one 238,515 41,050
Year two 38,194 95
Year three 88 0
Year four 0 0
Prior 0 0
Revolving loans 0 0
Total 350,731 349,423
Corporate loans | with significant increase in credit risk    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 647
Year one 1,445 0
Year two 19 0
Year three 0 0
Year four 0 0
Prior 0 0
Revolving loans 0 0
Total 1,464 647
Corporate loans | that are credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 1,099
Year one 1,497 544
Year two 551 0
Year three 0 0
Year four 0 0
Prior 0 0
Revolving loans 0 0
Total 2,048 1,643
Car loans    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 9,556 64,088
Year one 59,951 4,164
Year two 3,824 78,497
Year three 70,114 21,056
Year four 18,993 0
Prior 0 0
Revolving loans 0 0
Total 162,438 167,805
Car loans | that are not credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 9,556 63,205
Year one 58,424 4,041
Year two 3,696 71,901
Year three 63,672 13,687
Year four 11,638 0
Prior 0 0
Revolving loans 0 0
Total 146,986 152,834
Car loans | with significant increase in credit risk    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 542
Year one 924 27
Year two 23 1,080
Year three 944 404
Year four 395 0
Prior 0 0
Revolving loans 0 0
Total 2,286 2,053
Car loans | that are credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 341
Year one 603 96
Year two 105 5,516
Year three 5,498 6,965
Year four 6,960 0
Prior 0 0
Revolving loans 0 0
Total 13,166 12,918
Retail loans    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 34,105 97,334
Year one 81,335 2,853
Year two 2,635 708
Year three 615 32
Year four 55 0
Prior 0 0
Revolving loans 0 0
Total 118,745 100,927
Retail loans | that are not credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 34,105 95,717
Year one 76,925 2,409
Year two 2,164 470
Year three 382 30
Year four 53 0
Prior 0 0
Revolving loans 0 0
Total 113,629 98,626
Retail loans | with significant increase in credit risk    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 1,064
Year one 2,220 93
Year two 59 20
Year three 6 0
Year four 0 0
Prior 0 0
Revolving loans 0 0
Total 2,285 1,177
Retail loans | that are credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 553
Year one 2,190 351
Year two 412 218
Year three 227 2
Year four 2 0
Prior 0 0
Revolving loans 0 0
Total 2,831 1,124
Other    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 4,951 24,403
Year one 25,179 258
Year two 255 1,214
Year three 1,202 6,437
Year four 6,462 23
Prior 17 0
Revolving loans 0 0
Total 38,066 32,335
Other | that are not credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 4,951 24,403
Year one 25,179 258
Year two 255 1,207
Year three 1,195 6,437
Year four 6,462 23
Prior 17 0
Revolving loans 0 0
Total 38,059 32,328
Other | with significant increase in credit risk    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 0
Year one 0 0
Year two 0 0
Year three 0 0
Year four 0 0
Prior 0 0
Revolving loans 0 0
Total 0 0
Other | that are credit impaired    
Financing Receivable, Past Due [Line Items]    
Current fiscal year 0 0
Year one 0 0
Year two 0 7
Year three 7 0
Year four 0 0
Prior 0 0
Revolving loans 0 0
Total $ 7 $ 7