Capital disclosures (Tables)

12 Months Ended

Dec. 31, 2024

Liquidity And Capitalization [Abstract]

Schedule of liquidity and capitalization

As at	Dec 31 2024		Dec 31 2023
Liquidity:
Cash and cash equivalents	$	891,910	$	458,015
Undrawn credit facility	500,000		300,000
Total liquidity	$	1,391,910	$	758,015
Capitalization:
Unsecured notes, including current portion	2,273,881		1,985,660
Other limited recourse debt facilities, including current portion	141,054		156,141
Total debt	2,414,935		2,141,801
Non-controlling interests	287,707		242,090
Shareholders’ equity	2,093,559		1,930,927
Total capitalization	$	4,796,201	$	4,314,818
Total debt to capitalization 1	50%		50%
Net debt to capitalization 2	39%		44%

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.