Note 2 - Reclassifications	3 Months Ended
Mar. 31, 2016
Disclosure Text Block [Abstract]
Reclassifications [Text Block]	2. Reclassifications Certain reclassifications have been made to the consolidated financial statements of prior periods to conform to the current period presentation. These reclassifications do not affect net income or total shareholders’ equity as previously reported.

The entire disclosure for classifying current financial statements, which may be different from classifications in the prior year's financial statements. Disclose any material changes in classification including an explanation of the reason for the change and the areas impacted.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6359566&loc=d3e326-107755

Name:	us-gaap_Reclassifications
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration