Note 17 - Subsequent Events	3 Months Ended
Mar. 31, 2014
Subsequent Events [Abstract]
Subsequent Events [Text Block]	17. Subsequent Events On April 23, 2014, the Company repurchased $2.0 million par value of its Junior Subordinated Notes issued through Cathay Capital Trust IV which mature on September 6, 2037, at a price of 72.25% of par. The gain on repurchase of these Junior Subordinated Notes was $555,000.

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