Credit Losses (Tables)

6 Months Ended

Jun. 30, 2022

Receivables [Abstract]

Allowance for Credit Losses on Trade Accounts Receivable

The following is a rollforward of the allowances for credit losses related to trade accounts receivable for June 30, 2022 (in millions):

	June 30, 2022
Balance at beginning of period	$	2.5
Current period provision	1.0
Write-offs - trade accounts receivable	(0.8)
Balance at end of period	$	2.7

The following is a rollforward of the allowances for credit losses related to trade receivables for the year ended December 31, 2021 (in millions):

	December 31, 2021
Balance at beginning of period	$	1.7
Current period provision	2.8
Write-offs - trade accounts receivable	(2.0)
Balance at end of period	$	2.5