Note 17 - Accumulated Other Comprehensive Income ("AOCI") (Detail) - Accumulated Other Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Balance	$ (66,182)
Other comprehensive income	33,010	54,178
Balance	(27,678)
Parent [Member]
Balance	(85,404)
Balance	19,222
Balance	(66,182)
Other comprehensive income before reclassifications	31,737
Other comprehensive income before reclassifications	6,767
Other comprehensive income before reclassifications	38,504
Other comprehensive income	31,737	50,911
Other comprehensive income	6,767
Other comprehensive income	38,504
Balance	(53,667)
Balance	25,989
Balance	$ (27,678)