XML 33 R23.htm IDEA: XBRL DOCUMENT
v3.20.2

Significant Accounting and Reporting Policies Allowance for Doubtful Accounts (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2020
Allowance for Doubtful Accounts [Abstract] |
Accounts Receivable, Allowance for Credit Loss [Table Text Block] | The following is a rollforward of the allowance for doubtful accounts for the periods presented:
| Nine Months Ended September 30, |  |
| 2020 |  | 2019
Beginning Balance | $ | 19.0 |  |  | $ | 13.5 |
Provision for losses on trade accounts receivable | 11.4 |  |  | 7.9 |
Write-offs, net of recovered accounts | (5.1) |  |  | (2.6) |
Ending balance | $ | 25.3 |  |  | $ | 18.8 |

X
- Definition Allowance for Doubtful Accounts [Abstract] + References No definition available. + Details
Name: | ck0001552033_AllowanceforDoubtfulAccountsAbstract
Namespace Prefix: | ck0001552033_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of allowance for credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447 + Details
Name: | us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration