​

​

Year ended December 31,

​

2023

2022

Effects of changes in

​

​

​

​

​

​

Accounts payable and accrued liabilities

​

$

(3.4)

​

$

160.4

Trade and other receivables, net

​

57.7

​

​

(221.0)

Prepaid expenses and other assets

​

(23.3)

​

​

(24.9)

Changes in non-cash working capital items

​

$

31.0

​

$

(85.5)