Note 19 - Equity Incentive Plans (Detail) - Stock Options (USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended	12 Months Ended
	Dec. 31, 2009	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Balance, December 31, 2009	5,169,653	4,356,985	4,947,348
Balance, December 31, 2009 (in Dollars per share)	$ 27.71	$ 28.86	$ 27.93
Balance, December 31, 2009	4 years 219 days	2 years 73 days	3 years	3 years 255 days
Balance - shares		3,996,630	4,356,985	4,947,348
Balance - weighted-average exercise price (in Dollars per share)		$ 29.45	$ 28.86	$ 27.93
Balance - weighted-average remaining contractual life	4 years 219 days	2 years 73 days	3 years	3 years 255 days
Balance - aggregate intrinisc value (in Dollars)			$ 37	$ 334
Exercisable, December 31, 2012		3,889,514
Exercisable, December 31, 2012 (in Dollars per share)		$ 29.61
Exercisable, December 31, 2012		2 years 73 days
Exercised - shares		(50,024)	(86,860)
Exercised - weighted average exercise price (in Dollars per share)		$ 15.27	$ 15.05
Forfeited - shares		(310,331)	(503,503)	(222,305)
Forfeited - weighted average exercise price (in Dollars per share)		$ 23.75	$ 22.72	$ 23.23