Note 12 - Subsequent Events	12 Months Ended
Dec. 31, 2014
Subsequent Events [Abstract]
Subsequent Events [Text Block]	NOTE 12—SUBSEQUENT EVENTS On February 18, 2015, the Company announced that its Board of Directors approved the expansion of its Stock Repurchase Program from $10 million to $40 million, under which the Company is authorized to repurchase shares of its common stock. The Company plans to make the repurchases from time to time through open market transactions at prevailing prices and/ or through privately-negotiated transactions, and/ or through a pre-arranged Rule 10b5-1 trading plan.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

No definition available.

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