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9 Net Sectorial Financial Assets and Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2019
Net Sectorial Financial Assets And Liabilities [Abstract] |
Net Sectorial Financial Assets and Liabilities | 9.1 Compositions of net sectorial financial assets and liabilities balances per tariff cycle
|  | 12.31.2019 |  | 12.31.2018
| Current | Noncurrent | Current | Noncurrent
Sectorial financial assets - Electricity rate adjustment recoverable 2018 |  |  |  |
Portion A |  |  |  |
Electricity purchased for resale - CVA Energ | - | - | 274,495 | -
Electricity purchased for resale - Itaipu | - | - | 278,072 | -
Transport of energy using the transmission system - basic grid | - | - | 28,100 | -
Transport of energy purchased from Itaipu | - | - | 8,312 | -
System Service Charges - ESS | - | - | (240,248) | -
Energy Development Account - CDE | - | - | 16,434 | -
Proinfa | - | - | 3,007 | -
Other financial components |  |  |  |
Neutrality | - | - | 42,605 | -
Overcontracting | - | - | (46,972) | -
Hydrological risk | - | - | (175,117) | -
Tariff refunds | - | - | (36,840) | -
CVA Angra III Adjustment | - | - | 6,272 | -
Other | - | - | 5,429 | -
| - | - | 163,549 | -
Sectorial financial assets - Electricity rate adjustment recoverable 2019 |  |  |  |
Portion A |  |  |  |
Electricity purchased for resale - CVA Energ | 235,192 | - | 176,198 | 176,198
Electricity purchased for resale - Itaipu | 342,647 | - | 304,086 | 304,086
Transport of energy using the transmission system - basic grid | (47,214) | - | (29,307) | (29,307)
Transport of energy purchased from Itaipu | 9,937 | - | 7,469 | 7,469
System Service Charges - ESS | (160,277) | - | (120,862) | (120,862)
Energy Development Account - CDE | 98,722 | - | 71,325 | 71,325
Proinfa | 8,528 | - | (10) | (9)
Other financial components | - | - | - | -
Neutrality | 29,690 | - | 40,212 | 40,211
Offset of energy surplus/deficit under CCEAR bilateral contracts | - | - | - | -
Overcontracting | (116,673) | - | (95,722) | (95,722)
Hydrological risk | (119,416) | - | (71,958) | (71,958)
Tariff refunds | (43,538) | - | (23,796) | (23,796)
Other | (448) | - | - | -
| 237,150 | - | 257,635 | 257,635
Sectorial financial assets - Electricity rate adjustment recoverable 2019 |  |  |  |
Portion A |  |  |  |
Electricity purchased for resale - CVA Energ | 15,298 | 15,298 | - | -
Electricity purchased for resale - Itaipu | 225,340 | 225,340 | - | -
Transport of energy using the transmission system - basic grid | 30,126 | 30,126 | - | -
Transport of energy purchased from Itaipu | 7,227 | 7,227 | - | -
System Service Charges - ESS | (52,336) | (52,336) | - | -
Energy Development Account - CDE | 27,103 | 27,103 | - | -
Proinfa | (30) | (30) | - | -
Other financial components | - | - | - | -
Neutrality | 9,408 | 9,408 | - | -
Offset of energy surplus/deficit under CCEAR bilateral contracts | 20,096 | 20,096 | - | -
Overcontracting | (25,725) | (25,725) | - | -
Hydrological risk | (113,872) | (113,872) | - | -
Tariff refunds | (24,215) | (24,216) | - | -
| 118,420 | 118,419 | - | -
| 355,570 | 118,419 | 421,184 | 257,635
|  | 12.31.2019 |  | 12.31.2018
| Current | Noncurrent | Current | Noncurrent
Sectorial financial liabilities - Tariff Review 2021 |  |  |  |
Financial components |  |  |  |
Tariff refunds | - | (102,284) | - | (96,531)
| - | (102,284) | - | (96,531)
| - | (102,284) | - | (96,531)
Changes in Net Sectorial Financial Assets and Liabilities | 9.2 Changes in net sectorial financial assets and liabilities
| Balance as of | Operating revenues | Financial results | Rate | Balance as of
| December 31, 2018 | Constitution | Amortization | Updating | flags | December 31, 2019
Portion A |  |  |  |  |  |
Electricity purchased for resale - Itaipu | 886,243 | 533,057 | (670,501) | 44,528 | - | 793,327
Electricity purchased for resale - CVA Energ | 626,891 | 358,200 | (546,801) | 29,909 | (202,411) | 265,788
Transport of energy using the transmission system - basic grid | (30,514) | 22,917 | 23,688 | (3,053) | - | 13,038
Transport of energy purchased from Itaipu | 23,250 | 19,531 | (19,692) | 1,302 | - | 24,391
ESS | (481,972) | (188,280) | 427,177 | (21,874) | - | (264,949)
CDE | 159,084 | 110,752 | (127,190) | 10,282 | - | 152,928
Proinfa | 2,989 | 17,396 | (12,636) | 719 | - | 8,468
Other financial components |  |  |  |  |  |
Neutrality | 123,028 | (1,122) | (74,698) | 1,298 | - | 48,506
Offset of energy surplus/deficit under CCEAR bilateral contracts | 5,237 | 80,385 | (45,430) | - | - | 40,192
CVA Angra III Adjustment | 6,272 | - | (6,272) | - | - | -
Hydrological risk | (319,033) | (324,504) | 304,197 | (7,820) | - | (347,160)
Tariff refunds | (180,963) | (89,327) | 83,900 | (7,863) | - | (194,253)
Overcontracting | (238,416) | (22,166) | 173,087 | (5,774) | (74,854) | (168,123)
Others | 192 | (905) | 294 | (29) | - | (448)
| 582,288 | 515,934 | (490,877) | 41,625 | (277,265) | 371,705
Current assets | 421,184 |  |  |  |  | 355,570
Noncurrent assets | 257,635 |  |  |  |  | 118,419
Noncurrent liabilities | (96,531) |  |  |  |  | (102,284)
| Balance as of | Operating revenues | Financial results | Rate | Balance as of
| December 31, 2017 | Constitution | Amortization | Updating | flags | December 31, 2018
Portion A |  |  |  |  |  |
Electricity purchased for resale - Itaipu (9.2.1) | 537,704 | 661,144 | (348,586) | 35,981 | - | 886,243
Electricity purchased for resale - CVA Energ (9.2.2) | 497,885 | 710,482 | (129,555) | 31,053 | (482,974) | 626,891
Transport of energy using the transmission system - basic grid | 47,239 | (36,959) | (43,101) | 2,307 | - | (30,514)
Transport of energy purchased f rom Itaipu | 12,923 | 21,526 | (12,194) | 995 | - | 23,250
ESS (9.2.3) | (591,408) | (302,226) | 443,817 | (32,155) | - | (481,972)
CDE (9.2.4) | (141,893) | 231,308 | 69,851 | (182) | - | 159,084
Proinfa | (5,188) | 6,111 | 2,024 | 42 | - | 2,989
Other financial components |  |  |  |  |  |
Neutrality (9.2.5) | 121,247 | 100,280 | (100,661) | 2,162 | - | 123,028
CVA Angra III Adjustment | 48,193 | 8,482 | (57,214) | 6,811 | - | 6,272
Hydrological risk (9.2.6) | (187,928) | (310,975) | 189,289 | (9,419) | - | (319,033)
Tariff refunds (9.2.7) | (145,774) | (80,493) | 52,290 | (6,986) | - | (180,963)
Overcontracting (9.2.8) | (136,325) | (54,421) | (37,176) | (10,494) | - | (238,416)
Others | 3,024 | 11,193 | (8,892) | 104 | - | 5,429
| 59,699 | 965,452 | 19,892 | 20,219 | (482,974) | 582,288
Current assets | 171,609 |  |  |  |  | 421,184
Noncurrent assets | 171,609 |  |  |  |  | 257,635
Current liabilities | (192,819) |  |  |  |  | -
Noncurrent liabilities | (90,700) |  |  |  |  | (96,531)

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