XML 77 R46.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Supplementary Data to Statements of Operations (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Summary of Supplementary Data to Statements of Operations |
|  | Year Ended December 31, |
|  | 2017 |  |  | 2016 |  |  | 2015 |
Other Expense, Net |  |  |  |  |  |  |  |  |  |  |  |
Asset impairment |  | $ | — |  |  | $ | 10.4 |  |  | $ | 23.0 |
Environmental reserve |  |  | — |  |  |  | 5.9 |  |  |  | — |
Foreign currency translation expense (income) |  |  | 7.3 |  |  |  | (3.4 | ) |  |  | 4.8 |
Total other expense, net |  | $ | 7.3 |  |  | $ | 12.9 |  |  | $ | 27.8 |

X
- Definition Schedule Of Additional Financial Information Statements Of Operations Table [Text Block] + References No definition available. + Details
Name: | cday_ScheduleOfAdditionalFinancialInformationStatementsOfOperationsTableTextBlock
Namespace Prefix: | cday_
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