Note 10 - Commitments and Contingencies (Details Textual)	Feb. 02, 2016 USD ($)
Selan Skin Care Products [Member] \| Subsequent Event [Member]
Long-term Purchase Commitment, Amount	$ 700,000

The minimum amount the entity agreed to spend under the long-term purchase commitment.

No definition available.

Name:	us-gaap_LongTermPurchaseCommitmentAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration