Note 17 - Stockholder Rights Plan	12 Months Ended
Dec. 31, 2013
Disclosure Text Block Supplement [Abstract]
Preferred Stock [Text Block]	17. Stockholder Rights Plan On November 7, 2012, the Company's Board of Directors declared a dividend of one preferred share purchase right (a “Right”) for each outstanding share of the Company's common stock, which dividend was paid on November 21, 2012 to stockholders of record at the close of business on such date. The Board of Directors also adopted the Rights Agreement by and between the Company and Registrar and Transfer Company, as Rights Agent (the “Rights Agreement”). Until certain events described in the Rights Agreement and noted in the following paragraph, the Rights are not exercisable and do not trade separately from our common stock. The Rights will become exercisable (subject to customary exceptions) only if a person or group acquires 15% or more of the Company's common stock. At a designated time after a person or group becomes an acquiring person, upon payment of the exercise price of $12.00 per Right, a holder (other than an acquiring person) will be entitled to purchase $24.00 worth of shares of the Company's common stock (or under certain circumstances, the common stock of an entity that completes a business combination with the Company) at a 50% discount. The Rights Agreement is set to expire on November 21, 2014; however, the Rights Agreement will continue after the Company's 2014 Annual Meeting of Stockholders, scheduled for May 23, 2014, only upon stockholder approval at such meeting. The Company may redeem the Rights for nominal consideration before the Rights become exercisable.

Note 17 - Stockholder Rights Plan

12 Months Ended

Dec. 31, 2013

Disclosure Text Block Supplement [Abstract]

17. Stockholder Rights Plan

On November 7, 2012, the Company's Board of Directors declared a dividend of one preferred share purchase right (a “Right”) for each outstanding share of the Company's common stock, which dividend was paid on November 21, 2012 to stockholders of record at the close of business on such date. The Board of Directors also adopted the Rights Agreement by and between the Company and Registrar and Transfer Company, as Rights Agent (the “Rights Agreement”). Until certain events described in the Rights Agreement and noted in the following paragraph, the Rights are not exercisable and do not trade separately from our common stock.

The Rights will become exercisable (subject to customary exceptions) only if a person or group acquires 15% or more of the Company's common stock. At a designated time after a person or group becomes an acquiring person, upon payment of the exercise price of $12.00 per Right, a holder (other than an acquiring person) will be entitled to purchase $24.00 worth of shares of the Company's common stock (or under certain circumstances, the common stock of an entity that completes a business combination with the Company) at a 50% discount.

The Rights Agreement is set to expire on November 21, 2014; however, the Rights Agreement will continue after the Company's 2014 Annual Meeting of Stockholders, scheduled for May 23, 2014, only upon stockholder approval at such meeting. The Company may redeem the Rights for nominal consideration before the Rights become exercisable.