v3.26.3
Property, Plant and Equipment and Operating Leases
 9 Months Ended
Sep. 30, 2026
Property, Plant, and Equipment [Abstract]  
Property, Plant and Equipment and Operating Leases Property, Plant and Equipment and Operating Leases.
September 30, 2026December 31, 2025
Cost$233.0 $225.6 
Less accumulated depreciation(92.3)(81.0)
Right-of-use operating lease assets173.3 141.4 
Property, plant and equipment, net$314.0 $286.0 

Depreciation expense. Depreciation expense was $6.7 and $19.0 for the three and nine months ended September 30, 2026, respectively, and $8.6 and $26.1 for the three and nine months ended September 30, 2025, respectively.

Operating lease liabilities. Our current operating lease liabilities, included in other current liabilities in our Statement of Financial Position, were $61.0 and $51.8 as of September 30, 2026 and December 31, 2025, respectively. Our non-current operating lease liabilities, included in other liabilities in our Statement of Financial Position, were $114.6 and $91.9 as of September 30, 2026 and December 31, 2025, respectively.