XML 50 R31.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Employee Deferred Savings Plan (Tables) | 12 Months Ended
--- | ---
Jun. 30, 2014
Recorded Contributions to Employee Deferred Savings Plan | The Company’s recorded contributions to the plan as follows:
|  | Years ended June 30, |
(In thousands) |  | 2014 |  |  | 2013 |  |  | 2012 |
Deferred savings plan Company contributions |  | $ | 4,430 |  |  | $ | 3,450 |  |  | $ | 2,955 |

X
- Definition Schedule Of Recorded Contributions By Employer To Employee Deferred Savings Plan + References No definition available. + Details
Name: | mygn_ScheduleOfRecordedContributionsByEmployerToEmployeeDeferredSavingsPlanTableTextBlock
Namespace Prefix: | mygn_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration