Note 16 - Equity Based Compensation (Details) - Information Regarding Stock Options Under Plan that are Outstanding and Exerciable (USD $)	3 Months Ended
	Mar. 31, 2015
Note 16 - Equity Based Compensation (Details) - Information Regarding Stock Options Under Plan that are Outstanding and Exerciable [Line Items]
Number of stock options outstanding and exercisable	2,700
Weighted-average remaining contractual life	1 year 80 days
Range One [Member]
Note 16 - Equity Based Compensation (Details) - Information Regarding Stock Options Under Plan that are Outstanding and Exerciable [Line Items]
Weighted-average exercise price	109.20
Number of stock options outstanding and exercisable	2,500
Weighted-average remaining contractual life	1 year 65 days
Range Two [Member]
Note 16 - Equity Based Compensation (Details) - Information Regarding Stock Options Under Plan that are Outstanding and Exerciable [Line Items]
Weighted-average exercise price	121.60
Number of stock options outstanding and exercisable	200
Weighted-average remaining contractual life	1 year 292 days