Note 16 - Accumulated Other Comprehensive Income ("AOCI") (Details) - Components of Accumulated Other Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	$ (64,982)	$ (66,182)
Other comprehensive income before reclassifications	(11,888)	38,504
Other comprehensive income		38,504
Balance	(76,870)	(27,678)
Current Period [Member] | Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income	(8,210)
Current Period [Member] | Accumulated Net Unrealized Investment Gain (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income	(3,678)
Current Period [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income	(11,888)
Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	(90,977)	(85,404)
Other comprehensive income before reclassifications	(8,210)	31,737
Other comprehensive income		31,737
Balance	(99,187)	(53,667)
Accumulated Net Unrealized Investment Gain (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance	25,995	19,222
Other comprehensive income before reclassifications	(3,678)	6,767
Other comprehensive income		6,767
Balance	$ 22,317	$ 25,989