v3.26.1
FINANCIAL AND NON-FINANCIAL RISK MANAGEMENT - Schedule of Cash Flows Payable by Remaining Contractual Maturities (Details) - PEN (S/)
S/ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
FINANCIAL AND NON-FINANCIAL RISK MANAGEMENT [Abstract]    
Period to measure the amount of liquid assets available to meet cash outflows needs 30 days  
Percentage of core limits of indicators for any excess presented in treasury risk committee 100.00%  
Cash Flows Payable by Remaining Contractual Maturities [Abstract]    
Financial assets S/ 291,171,671 S/ 282,629,270
Financial liabilities by type -    
Liabilities 217,127,817 211,520,358
Derivative financial liabilities -    
Contractual amounts receivable (inflows) 4,025,457 11,273,010
Contractual amounts payable (outflows) 4,098,057 11,304,628
Total liabilities (72,600) (31,618)
Deposits and obligations    
Financial liabilities by type -    
Liabilities 171,046,458 163,439,388
Payables from reverse purchase agreements and security lendings and due to banks and correspondents    
Financial liabilities by type -    
Liabilities 20,316,020 21,518,640
Financial liabilities designated at fair value through profit or loss    
Financial liabilities by type -    
Liabilities 1,055,893 151,485
Bonds and notes issued    
Financial liabilities by type -    
Liabilities 16,887,114 19,351,428
Lease liabilities    
Financial liabilities by type -    
Liabilities 728,422 491,633
Other liabilities    
Financial liabilities by type -    
Liabilities 7,093,910 6,567,784
Up to a month    
Cash Flows Payable by Remaining Contractual Maturities [Abstract]    
Financial assets 56,775,341 48,594,583
Financial liabilities by type -    
Liabilities 39,968,283 42,137,270
Derivative financial liabilities -    
Contractual amounts receivable (inflows) 720,741 1,960,811
Contractual amounts payable (outflows) 718,192 1,955,324
Total liabilities 2,549 5,487
Up to a month | Deposits and obligations    
Financial liabilities by type -    
Liabilities 27,960,099 30,985,483
Up to a month | Payables from reverse purchase agreements and security lendings and due to banks and correspondents    
Financial liabilities by type -    
Liabilities 5,316,312 3,697,052
Up to a month | Financial liabilities designated at fair value through profit or loss    
Financial liabilities by type -    
Liabilities 1,055,893 151,485
Up to a month | Bonds and notes issued    
Financial liabilities by type -    
Liabilities 453,752 3,185,435
Up to a month | Lease liabilities    
Financial liabilities by type -    
Liabilities 245,001 31,147
Up to a month | Other liabilities    
Financial liabilities by type -    
Liabilities 4,937,226 4,086,668
From 1 to 3 months    
Cash Flows Payable by Remaining Contractual Maturities [Abstract]    
Financial assets 27,123,607 26,281,483
Financial liabilities by type -    
Liabilities 27,721,212 28,440,277
Derivative financial liabilities -    
Contractual amounts receivable (inflows) 480,314 3,420,416
Contractual amounts payable (outflows) 492,021 3,416,357
Total liabilities (11,707) 4,059
From 1 to 3 months | Deposits and obligations    
Financial liabilities by type -    
Liabilities 22,565,903 20,512,659
From 1 to 3 months | Payables from reverse purchase agreements and security lendings and due to banks and correspondents    
Financial liabilities by type -    
Liabilities 3,911,664 5,382,691
From 1 to 3 months | Financial liabilities designated at fair value through profit or loss    
Financial liabilities by type -    
Liabilities 0 0
From 1 to 3 months | Bonds and notes issued    
Financial liabilities by type -    
Liabilities 521,224 2,213,666
From 1 to 3 months | Lease liabilities    
Financial liabilities by type -    
Liabilities 25,443 33,499
From 1 to 3 months | Other liabilities    
Financial liabilities by type -    
Liabilities 696,978 297,762
From 3 months to 1 year    
Cash Flows Payable by Remaining Contractual Maturities [Abstract]    
Financial assets 64,960,715 65,297,685
Financial liabilities by type -    
Liabilities 38,240,855 49,097,482
Derivative financial liabilities -    
Contractual amounts receivable (inflows) 1,080,425 4,858,373
Contractual amounts payable (outflows) 1,103,870 4,877,328
Total liabilities (23,445) (18,955)
From 3 months to 1 year | Deposits and obligations    
Financial liabilities by type -    
Liabilities 32,327,179 40,067,393
From 3 months to 1 year | Payables from reverse purchase agreements and security lendings and due to banks and correspondents    
Financial liabilities by type -    
Liabilities 2,468,798 4,441,442
From 3 months to 1 year | Financial liabilities designated at fair value through profit or loss    
Financial liabilities by type -    
Liabilities 0 0
From 3 months to 1 year | Bonds and notes issued    
Financial liabilities by type -    
Liabilities 3,251,896 4,260,484
From 3 months to 1 year | Lease liabilities    
Financial liabilities by type -    
Liabilities 77,893 93,536
From 3 months to 1 year | Other liabilities    
Financial liabilities by type -    
Liabilities 115,089 234,627
From 1 to 5 years    
Cash Flows Payable by Remaining Contractual Maturities [Abstract]    
Financial assets 84,472,301 87,773,303
Financial liabilities by type -    
Liabilities 63,672,297 56,103,173
Derivative financial liabilities -    
Contractual amounts receivable (inflows) 1,560,389 1,013,090
Contractual amounts payable (outflows) 1,588,286 1,034,592
Total liabilities (27,897) (21,502)
From 1 to 5 years | Deposits and obligations    
Financial liabilities by type -    
Liabilities 49,272,562 45,138,302
From 1 to 5 years | Payables from reverse purchase agreements and security lendings and due to banks and correspondents    
Financial liabilities by type -    
Liabilities 4,853,520 4,079,266
From 1 to 5 years | Financial liabilities designated at fair value through profit or loss    
Financial liabilities by type -    
Liabilities 0 0
From 1 to 5 years | Bonds and notes issued    
Financial liabilities by type -    
Liabilities 9,223,703 6,629,122
From 1 to 5 years | Lease liabilities    
Financial liabilities by type -    
Liabilities 299,620 229,166
From 1 to 5 years | Other liabilities    
Financial liabilities by type -    
Liabilities 22,892 27,317
Over 5 years    
Cash Flows Payable by Remaining Contractual Maturities [Abstract]    
Financial assets 57,839,707 54,682,216
Financial liabilities by type -    
Liabilities 47,525,170 35,742,156
Derivative financial liabilities -    
Contractual amounts receivable (inflows) 183,588 20,320
Contractual amounts payable (outflows) 195,688 21,027
Total liabilities (12,100) (707)
Over 5 years | Deposits and obligations    
Financial liabilities by type -    
Liabilities 38,920,715 26,735,551
Over 5 years | Payables from reverse purchase agreements and security lendings and due to banks and correspondents    
Financial liabilities by type -    
Liabilities 3,765,726 3,918,189
Over 5 years | Financial liabilities designated at fair value through profit or loss    
Financial liabilities by type -    
Liabilities 0 0
Over 5 years | Bonds and notes issued    
Financial liabilities by type -    
Liabilities 3,436,539 3,062,721
Over 5 years | Lease liabilities    
Financial liabilities by type -    
Liabilities 80,465 104,285
Over 5 years | Other liabilities    
Financial liabilities by type -    
Liabilities S/ 1,321,725 S/ 1,921,410