Commitments and Contingencies (Details)	6 Months Ended
Jun. 30, 2015
Commitments and Contingencies (Textual) [Abstract]
Period following change in control for payments to be made upon involuntary termination of employment	2 years
Period following change in control for continuation of health benefits	12 months

Number of years following a change in control during which payments must be made if certain executive officers are involuntarily terminated.

No definition available.

Name:	mdso_PeriodFollowingChangeInControlForPaymentsToBeMadeUponInvoluntaryTerminationOfEmployment
Namespace Prefix:	mdso_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration