| Component: (Network and Table) | |
|---|---|
| Network | 148 - Disclosure - Leases (Expected Future Minimum Lease Payments Receivable) (Detail) (http://www.myriad.com/taxonomy/role/DisclosureLeasesExpectedFutureMinimumLeasePaymentsReceivable) |
| Table | Schedule of Operating Leased Assets [Table] |
| Reporting Entity [Axis] | 0000899923 (http://www.sec.gov/CIK) |
| Legal Entity [Axis] | Entity [Domain] |
| Operating Leased Assets [Line Items] | Period [Axis] |
|---|---|
2012-06-30 | |
Future minimum lease payments receivable, 2013 | 1,547,000 |
Future minimum lease payments receivable, 2014 | 0 |
Future minimum lease payments receivable, 2015 | 0 |