Note 15 - Stock-Based Compensation (Details) - Options Outstanding	12 Months Ended
	Dec. 31, 2013 USD ($)	Dec. 31, 2013 Exercise Price Range 1 [Member] USD ($)	Dec. 31, 2013 Exercise Price Range 2 [Member] USD ($)	Dec. 31, 2013 Exercise Price Range 2 [Member] Minimum [Member] USD ($)	Dec. 31, 2013 Exercise Price Range 2 [Member] Maximum [Member] AFN
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Options Outstanding (in Shares)	1,074,552	21,750	1,052,802
Exercise Prices, Lower Range Limit	$ 37.70			$ 44.80
Weighted Average Exercise Price	$ 46.44	$ 37.70	$ 46.62
Exercise Prices, Upper Range Limit (in Afghanis per share)	$ 47.45				47.45
Weighted Average Remaining Contractual Life in Years	2 years 109 days	109 days	2 years 146 days