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v3.19.3.a.u2

Accounts Receivable (Tables) | 12 Months Ended
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Dec. 31, 2019
Receivables [Abstract] |
Schedule of allowance for bad debt | The following table sets forth activities in our allowance for bad debt (in millions):
| 2019 |  | 2018 |  | 2017
Balance as of beginning of period | $ | 39.4 |  |  | $ | 27.8 |  |  | $ | 24.9 |
Charges to provision for bad debt | 25.9 |  |  | 25.1 |  |  | 9.3 |
Write-off of uncollectible accounts receivable | (32.2 | ) |  | (16.2 | ) |  | (8.7 | )
Recoveries of bad debt | 2.4 |  |  | 2.9 |  |  | 2.0 |
Translation Adjustments | — |  |  | (0.1 | ) |  | 0.3 |
Balance as of end of period | $ | 35.5 |  |  | $ | 39.4 |  |  | $ | 27.8 |

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- Definition Tabular disclosure of the activity in the allowance for doubtful accounts. + References No definition available. + Details
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Balance Type: | na
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Period Type: | duration