Capital disclosures (Tables)

12 Months Ended

Dec. 31, 2025

Liquidity And Capitalization [Abstract]

Schedule of liquidity and capitalization

As at	Dec 31 2025		Dec 31 2024
Liquidity:
Cash and cash equivalents	$	425,331	$	891,910
Undrawn credit facility	600,000		500,000
Total liquidity	$	1,025,331	$	1,391,910
Capitalization:
Unsecured notes, including current portion	2,277,293		2,273,881
Term Loan A	347,933		—
Other limited recourse debt facilities, including current portion	127,674		141,054
Total debt	2,752,900		2,414,935
Non-controlling interests	283,451		287,707
Shareholders’ equity	2,443,208		2,093,559
Total capitalization	$	5,479,559	$	4,796,201
Total debt to capitalization 1	50%		50%
Net debt to capitalization 2	46%		39%

1     Total debt (including Other limited recourse debt facilities) divided by total capitalization.

2     Total debt (including Other limited recourse debt facilities) less cash and cash equivalents divided by total capitalization less cash and cash equivalents.