XML 228 R176.htm IDEA: XBRL DOCUMENT v3.19.1
Post-Employment Benefits - Summary of Changes in Net Amount Recognized in Balance Sheet (Detail) - BRL (R$)
R$ in Millions
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Disclosure of defined benefit plans [line items]      
Amounts at the beginning of the period R$ 345 R$ 364 R$ 1,692
Amounts recognized in income (loss) (1+2+3) (33) (30) 145
1 - Cost of current service (69) (69) (62)
2 - Cost of past service 0 0 0
3 - Net interest 36 39 207
Amounts recognized in stockholders' equity (4+5+6) (292) 17 (1,049)
4 - Effects on asset ceiling (63) (289) (1,877)
5 - Remeasurements (238) 310 793
6 - Exchange variation 9 (4) 35
Other (7+8+9+10) 14 (6) (424)
7 - Receipt by allocation of funds   (12) (515)
8 - Benefits paid 19 14 13
9 - Contributions from sponsor (16) (20) 270
10 - Contributions from parcipants 11 12 15
11 - Balance arising from the CorpBanca acquisition (Note 3)     (207)
Amounts end of the period 34 345 364
BD and CV Plans [member]      
Disclosure of defined benefit plans [line items]      
Amounts at the beginning of the period (120) (211) (88)
Amounts recognized in income (loss) (1+2+3) (75) (84) (75)
1 - Cost of current service (69) (69) (62)
2 - Cost of past service 0 0 0
3 - Net interest (6) (15) (13)
Amounts recognized in stockholders' equity (4+5+6) (234) 92 (5)
4 - Effects on asset ceiling (126) 97 (633)
5 - Remeasurements (117) (1) 593
6 - Exchange variation 9 (4) 35
Other (7+8+9+10) 80 83 (43)
9 - Contributions from sponsor 69 71 149
10 - Contributions from parcipants 11 12 15
11 - Balance arising from the CorpBanca acquisition (Note 3)     (207)
Amounts end of the period (349) (120) (211)
BD and CV Plans [member] | Net assets [member]      
Disclosure of defined benefit plans [line items]      
Amounts at the beginning of the period 17,588 16,520 13,633
Amounts recognized in income (loss) (1+2+3) 1,700 1,639 1,483
2 - Cost of past service 0 0 0
3 - Net interest 1,700 1,639 1,483
Amounts recognized in stockholders' equity (4+5+6) 580 487 2,300
5 - Remeasurements 566 485 2,308
6 - Exchange variation 14 2 (8)
Other (7+8+9+10) (1,060) (1,058) (896)
8 - Benefits paid (1,140) (1,141) (1,060)
9 - Contributions from sponsor 69 71 149
10 - Contributions from parcipants 11 12 15
Amounts end of the period 18,808 17,588 16,520
BD and CV Plans [member] | Actuarial liabilities [member]      
Disclosure of defined benefit plans [line items]      
Amounts at the beginning of the period (14,491) (13,723) (11,587)
Amounts recognized in income (loss) (1+2+3) (1,454) (1,416) (1,317)
1 - Cost of current service (69) (69) (62)
2 - Cost of past service 0 0 0
3 - Net interest (1,385) (1,347) (1,255)
Amounts recognized in stockholders' equity (4+5+6) (688) (493) (1,672)
5 - Remeasurements (683) (487) (1,715)
6 - Exchange variation (5) (6) 43
Other (7+8+9+10) 1,140 1,141 853
8 - Benefits paid 1,140 1,141 1,060
11 - Balance arising from the CorpBanca acquisition (Note 3)     (207)
Amounts end of the period (15,493) (14,491) (13,723)
BD and CV Plans [member] | Asset restriction [member]      
Disclosure of defined benefit plans [line items]      
Amounts at the beginning of the period (3,217) (3,008) (2,134)
Amounts recognized in income (loss) (1+2+3) (321) (307) (241)
2 - Cost of past service 0 0 0
3 - Net interest (321) (307) (241)
Amounts recognized in stockholders' equity (4+5+6) (126) 98 (633)
4 - Effects on asset ceiling (126) 97 (633)
5 - Remeasurements   1  
Amounts end of the period (3,664) (3,217) (3,008)
CD Plans [member]      
Disclosure of defined benefit plans [line items]      
Amounts at the beginning of the period 722 796 1,959
Amounts recognized in income (loss) (1+2+3) 67 76 239
2 - Cost of past service 0 0 0
3 - Net interest 67 76 239
Amounts recognized in stockholders' equity (4+5+6) (39) (47) (1,008)
4 - Effects on asset ceiling 63 (386) (1,244)
5 - Remeasurements (102) 339 236
Other (7+8+9+10) (85) (103) (394)
7 - Receipt by allocation of funds   (12) (515)
9 - Contributions from sponsor (85) (91) 121
Amounts end of the period 665 722 796
CD Plans [member] | Net assets [member]      
Disclosure of defined benefit plans [line items]      
Amounts at the beginning of the period 1,634 1,287 2,229
Amounts recognized in income (loss) (1+2+3) 157 126 269
2 - Cost of past service 0 0 0
3 - Net interest 157 126 269
Amounts recognized in stockholders' equity (4+5+6) (102) 324 (817)
4 - Effects on asset ceiling   (15) (1,053)
5 - Remeasurements (102) 339 236
Other (7+8+9+10) (85) (103) (394)
7 - Receipt by allocation of funds   (12) (515)
9 - Contributions from sponsor (85) (91) 121
Amounts end of the period 1,604 1,634 1,287
CD Plans [member] | Asset restriction [member]      
Disclosure of defined benefit plans [line items]      
Amounts at the beginning of the period (912) (491) (270)
Amounts recognized in income (loss) (1+2+3) (90) (50) (30)
2 - Cost of past service 0 0 0
3 - Net interest (90) (50) (30)
Amounts recognized in stockholders' equity (4+5+6) 63 (371) (191)
4 - Effects on asset ceiling 63 (371) (191)
Amounts end of the period (939) (912) (491)
Other post employment benefits [member]      
Disclosure of defined benefit plans [line items]      
Amounts at the beginning of the period (257) (221) (179)
Amounts recognized in income (loss) (1+2+3) (25) (22) (19)
2 - Cost of past service 0 0 0
3 - Net interest (25) (22) (19)
Amounts recognized in stockholders' equity (4+5+6) (19) (28) (36)
5 - Remeasurements (19) (28) (36)
Other (7+8+9+10) 19 14 13
8 - Benefits paid 19 14 13
Amounts end of the period R$ (282) R$ (257) R$ (221)