XML
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R34.htm
IDEA: XBRL DOCUMENT
v3.5.0.2
Accounts Payable and Accrued Expenses - Additional Information (Detail)
$ in Millions
9 Months Ended
Sep. 30, 2016
USD ($)
Payables and Accruals [Abstract]
Net decrease in accrued salaries and bonuses
$ 49.0
X
- Definition
Increase decrease in accrued payroll taxes and benefits.
+ References
No definition available.
+ Details
Name:
md_IncreaseDecreaseInAccruedPayrollTaxesAndBenefits
Namespace Prefix:
md_
Data Type:
xbrli:monetaryItemType
Balance Type:
debit
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_PayablesAndAccrualsAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration