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Accounts Receivable - Additional Information (Detail)	6 Months Ended
	Jun. 30, 2015
Receivables [Abstract]
Due period for credit sales	90 days

X

- Definition

Sales credit period.

+ References

No definition available.

+ Details

Name:	mlss_SalesCreditPeriod
Namespace Prefix:	mlss_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_ReceivablesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration