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Discontinued Operations, Exit Activities, and Clinic Obligations (Narrative) (Detail) - store | 1 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Jun. 30, 2014 | Dec. 31, 2014
Discontinued Operations, Exit Activities, and Clinic Obligations [Abstract] |  |  |
Corporate Centers Sold During Period | 17 | 24 | 41
Corporate Centers Closed During Period |  |  | 34

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- Definition Number of corporate centers closed during the reporting period. + References No definition available. + Details
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- Definition Number of corporate centers sold during the reporting period. + References No definition available. + Details
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Namespace Prefix: | med_
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Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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