Note 4 - Goodwill (Tables)

6 Months Ended

Jun. 30, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

Balance as of January 1, 2013
Goodwill		21,827
Accumulated impairment losses		7,500
Net goodwill	$	14,327
Impairment losses for the six months ended June 30, 2013		—
Balance as of June 30, 2013
Goodwill		21,827
Accumulated impairment losses		7,500
Net goodwill	$	14,327