Contractual Agreement Revenue (Details) $ in Millions	1 Months Ended
Feb. 29, 2016 USD ($)
Wanbang Biopharmaceutical
Upfront payment received	$ 4

Amount represents the upfront payment received pursuant to our license agreement.

No definition available.

Name:	rmti_UpfrontMilestonePaymentReceived
Namespace Prefix:	rmti_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration