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v3.19.1

Long-term debt (Tables) | 12 Months Ended
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Dec. 31, 2018
Financial Instruments [Abstract] |
Schedule of long-term debt |
As at | Dec 31 2018 |  | Dec 31 2017 |
Unsecured notes |  |
(i) 3.25% due December 15, 2019 | $ | 349,026 |  | $ | 348,060 |
(ii) 5.25% due March 1, 2022 | 248,480 |  | 248,072 |
(iii) 4.25% due December 1, 2024 | 297,232 |  | 296,873 |
(iv) 5.65% due December 1, 2044 | 295,238 |  | 295,158 |
| 1,189,976 |  | 1,188,163 |
Egypt limited recourse debt facilities | 101,226 |  | 241,190 |
Other limited recourse debt facilities |  |
(i) LIBOR+0.75% to LIBOR+2.5% due through 2019 to 2021 | 5,483 |  | 72,918 |
(ii) 5.58% due through June 30, 2031 | 77,709 |  | — |
(iii) 5.35% due through September 30, 2033 | 83,892 |  | — |
| 167,084 |  | 72,918 |
Total long-term debt 1 | 1,458,286 |  | 1,502,271 |
Less current maturities 1 | (383,793 | ) | (55,905 | )
| $ | 1,074,493 |  | $ | 1,446,366 |
1 | Long-term debt and current maturities are presented net of discounts and deferred financing fees of $17.6 million as at December 31, 2018 (2017 - $17.8 million).
Schedule of minimum principal payments for long-term debt | The minimum principal payments for long-term debt in aggregate and for each of the five succeeding years are as follows:
| Egypt limited recourse debt facilities |  | Other limited recourse debt facilities |  | Unsecured notes |  | Total |
2019 | $ | 27,640 |  | $ | 8,352 |  | $ | 350,000 |  | $ | 385,992 |
2020 | 29,525 |  | 10,452 |  | — |  | 39,977 |
2021 | 31,552 |  | 9,129 |  | — |  | 40,681 |
2022 | 16,606 |  | 10,213 |  | 250,000 |  | 276,819 |
2023 | — |  | 10,778 |  | — |  | 10,778 |
Thereafter | — |  | 121,604 |  | 600,000 |  | 721,604 |
| $ | 105,323 |  | $ | 170,528 |  | $ | 1,200,000 |  | $ | 1,475,851 |

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