Note 21 - Commitments and Contingencies - Minimum Contractual Purchase Commitments Obligation Payments (Details) $ in Thousands	Dec. 31, 2016 USD ($)
2017	$ 5,016
2018	3,412
	$ 8,428

Minimum amount of purchase arrangement maturing in the next fiscal year following the latest fiscal year. Includes, but not limited to, recorded and unrecorded purchase obligations, long-term purchase commitments, and short-term purchase commitments.

No definition available.

Name:	us-gaap_PurchaseObligationDueInNextTwelveMonths
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant