XML 47 R31.htm IDEA: XBRL DOCUMENT
v3.20.4

Supplemental Disclosures | 12 Months Ended
--- | ---
Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Supplemental Disclosures | Supplemental Disclosures Analysis of Allowances for Doubtful Accounts: ($ in millions)
| For the Years Ended December 31, |  |  |
| 2020 |  | 2019 |  | 2018 |  |  |
Allowance for Doubtful Accounts |  |  |  |  |  |  |  |
Beginning balance | $ | 1.5 |  |  | $ | 1.7 |  |  | $ | 1.0 |  |  |  |
Bad debt expense | 1.0 |  |  | 0.4 |  |  | 1.2 |  |  |  |
Recoveries | — |  |  | (0.3) |  |  | (0.2) |  |  |  |
Write-offs and discounts | (1.4) |  |  | (0.3) |  |  | (0.3) |  |  |  |
Ending balance | $ | 1.1 |  |  | $ | 1.5 |  |  | $ | 1.7 |  |  |  |
Supplemental Cash Flow Information ($ in millions)
| For the Years Ended December 31,
| 2020 |  | 2019 |  | 2018
Interest paid | $ | 31.4 |  |  | $ | 29.1 |  |  | $ | 24.0 |
Income taxes paid | 14.8 |  |  | 20.8 |  |  | 23.2 |
Capital spending in accounts payable and accrued liabilities | 5.2 |  |  | 5.9 |  |  | 5.0 |

X
- Definition The entire disclosures of supplemental information, including descriptions and amounts, related to the balance sheet, income statement, and/or cash flow statement. + References No definition available. + Details
Name: | us-gaap_AdditionalFinancialInformationDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration