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Receivables, net (Notes)
3 Months Ended
Mar. 31, 2023
Receivables, Net, Current [Abstract]  
Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Receivables
Receivables consist of:
March 31, 2023December 31, 2022
Trade accounts receivable$175.7 $167.6 
Allowance for current expected credit losses(1.3)(1.4)
Unbilled receivables7.9 9.1 
Taxes receivable1.7 10.6 
Other2.4 2.9 
$186.3 $188.8