Note 3 - Divestitures (Details Textual) - USD ($) |
12 Months Ended | |||
---|---|---|---|---|
Dec. 21, 2015 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
Predictive Analytics [Member] | Other Income [Member] | ||||
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal | $ 1,100,000 | |||
Predictive Analytics [Member] | ||||
Proceeds from Divestiture of Businesses, Net of Cash Divested | 1,600,000 | |||
Proceeds from Divestiture of Businesses, Net of Cash Divested | $ 1,613,000 | |||
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal | $ 1,102,000 | |||
Escrow Deposit | $ 300,000 |