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Long-term debt (Tables) | 6 Months Ended
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Jun. 30, 2021
Debt Disclosure [Abstract] |
Long Term Debt | Long-term debt consists of the following:
Borrowing type |  | Weighted average coupon |  | Maturity |  | Par value |  | June 30, 2021 |  | December 31, 2020
Senior unsecured revolving credit facilities |  | — |  |  | 2021-2024 |  | N/A |  | $ | 567,814 |  |  | $ | 223,507 |
Senior unsecured bank credit facilities |  | — |  |  | 2021-2031 |  | N/A |  | 157,694 |  |  | 152,338 |
Commercial paper |  | — |  |  | 2021 |  | N/A |  | 499,000 |  |  | 122,000 |
U.S. dollar borrowings |  |  |  |  |  |  |  |  |  |
Senior unsecured notes (Green Equity Units) (a) |  | 1.18 | % |  | 2026 |  | $ | 1,150,000 |  |  | 1,139,687 |  |  | — |
Senior unsecured notes |  | 3.46 | % |  | 2022-2047 |  | $ | 1,700,000 |  |  | 1,689,074 |  |  | 1,688,390 |
Senior unsecured utility notes |  | 6.34 | % |  | 2023-2035 |  | $ | 142,000 |  |  | 156,392 |  |  | 157,212 |
Senior secured utility bonds |  | 4.71 | % |  | 2026-2044 |  | $ | 556,224 |  |  | 555,957 |  |  | 561,494 |
Canadian dollar borrowings |  |  |  |  |  |  |  |  |  |
Senior unsecured notes (b) |  | 3.81 | % |  | 2022-2050 |  | C$ | 1,400,669 |  |  | 1,124,179 |  |  | 899,710 |
Senior secured project notes |  | 10.21 | % |  | 2027 |  | C$ | 24,602 |  |  | 19,850 |  |  | 20,315 |
Chilean Unidad de Fomento borrowings |  |  |  |  |  |  |  |
Senior unsecured utility bonds |  | 4.24 | % |  | 2028-2040 |  | CLF 1,811 |  | 91,049 |  |  | 92,183 |
|  |  |  |  |  |  |  | $ | 6,000,696 |  |  | $ | 3,917,149 |
Subordinated U.S. dollar borrowings |  |  |  |  |  |  |  |  |  |
Subordinated unsecured notes |  | 6.50 | % |  | 2078-2079 |  | $ | 637,500 |  |  | 621,667 |  |  | 621,321 |
|  |  |  |  |  |  |  | $ | 6,622,363 |  |  | $ | 4,538,470 |
Less: current portion |  |  |  |  |  |  |  | (517,038) |  |  | (139,874) |
|  |  |  |  |  |  |  | $ | 6,105,325 |  |  | $ | 4,398,596 |

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- Definition Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28541-108399 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21506-112644 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69B -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69E -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495743-112612 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21521-112644 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21538-112644 Reference 10: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823 Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21475-112644 + Details
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