Capital disclosures (Tables)

12 Months Ended

Dec. 31, 2023

Liquidity And Capitalization [Abstract]

Schedule of liquidity and capitalization

As at	Dec 31 2023		Dec 31 2022
Liquidity:
Cash and cash equivalents	$	458,015	$	857,747
Undrawn credit facility	300,000		300,000
Undrawn G3 construction facility	—		300,000
Total liquidity	$	758,015	$	1,457,747
Capitalization:
Unsecured notes, including current portion	1,985,660		1,983,374
Other limited recourse debt facilities, including current portion	156,141		168,139
Total debt	2,141,801		2,151,513
Non-controlling interests	242,090		317,444
Shareholders’ equity	1,930,927		2,112,013
Total capitalization	$	4,314,818	$	4,580,970
Total debt to capitalization 1	50%		47%
Net debt to capitalization 2	44%		35%

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.