Document And Entity Information - shares |
3 Months Ended | |
|---|---|---|
Sep. 30, 2016 |
Oct. 28, 2016 |
|
| Document And Entity Information [Abstract] | ||
| Document Type | 10-Q | |
| Amendment Flag | false | |
| Document Period End Date | Sep. 30, 2016 | |
| Entity Registrant Name | CDK Global, Inc. | |
| Entity Central Index Key | 0001609702 | |
| Current Fiscal Year End Date | --06-30 | |
| Entity Filer Category | Large Accelerated Filer | |
| Document Fiscal Year Focus | 2017 | |
| Document Fiscal Period Focus | Q1 | |
| Entity Common Stock, Shares Outstanding | 149,502,299 |