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Prepayments and deposits
14 Months Ended
Dec. 31, 2022
Prepayments And Deposits [Abstract]  
Prepayments and deposits Prepayment and deposits
As atDecember 31, 2022October 31, 2022
Prepaid lease deposits$2.9$2.8
Prepaid transaction costs0.60.3
Prepaid construction charges1.41.4
Prepaid equipment deposits86.176.4
Prepaid insurance6.05.7
Other prepaids2.42.8
Total prepaids and deposits99.489.4
Non-current portion of prepaids and deposits(4.2)(3.6)
Current prepaids and deposits$95.2 $85.8 
Other prepaids consist principally of other deposit