Prepayments, deposits and other current assets (Tables)

12 Months Ended

Dec. 31, 2024

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure

As at	December 31, 2024		December 31, 2023
Prepaid equipment deposits	$	0.8	$	40.1
Prepaid transaction costs	20.9		7.8
Prepaid lease deposits	3.9		5.6
Prepaid insurance	4.6		4.6
Prepaid construction charges	0.9		2.6
Other prepaids	4.0		3.3
Total prepayments, deposits and other current assets	$	35.1	$	64.0
Non-current security deposits	(3.2)		(5.0)
Non-current insurance	(0.1)		(2.8)
Current prepayments and deposits	$	31.8	$	56.2