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Accounts Receivable, Net	12 Months Ended
Accounts Receivable, Net	Dec. 31, 2019
Receivables [Abstract]
Accounts Receivable, Net	Accounts Receivable, Net Allowances for losses on accounts receivable of $21.0 million and $19.2 million have been applied as reductions of accounts receivable at December 31, 2019 and 2018. Write-offs of accounts receivable were $1.1 million and $2.8 million for 2019 and 2018.