Note 3 - Acquisition (Details Textual) - Acquisition of The Magnuson Grand Hotel [Member] - USD ($) $ in Thousands	1 Months Ended	3 Months Ended	6 Months Ended
	Aug. 31, 2014	Jun. 30, 2015	Jun. 30, 2015
Proceeds From Line Of Credit [Member]
Payments to Acquire Businesses, Gross	$ 2,900
Cash on Hand [Member]
Business Combination, Consideration Transferred	200
Reclassified From Other Intangible Assets [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment		$ 800	$ 800
Business Combination, Consideration Transferred	3,122
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual		500	700
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual		$ (100)	$ (300)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	$ 3,388