Note 16 - Share-based Compensation (Details) - Summary of Information Concerning Stock Options Outstanding Including the Related Transactions under the Stock Option Plans $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($) $ / shares shares
Summary of Information Concerning Stock Options Outstanding Including the Related Transactions under the Stock Option Plans [Abstract]
Options Outstanding as of December 31, 2015 | shares	42,738
Options Outstanding as of December 31, 2015 | $ / shares	$ 19.40
Granted | shares	511
Granted | $ / shares	$ 20.89
Exercised | shares	(820)
Exercised | $ / shares	$ 12.25
Forfeited and Expired | shares	(1,643)
Forfeited and Expired | $ / shares	$ 23.15
Options Outstanding as of March 31, 2016 | shares	40,786
Options Outstanding as of March 31, 2016 | $ / shares	$ 19.41
Options Outstanding as of March 31, 2016	3 years 324 days
Options Outstanding as of March 31, 2016 | $	$ 125,625
Options Expected to Vest as of March 31, 2016 | shares	40,746
Options Expected to Vest as of March 31, 2016 | $ / shares	$ 19.41
Options Expected to Vest as of March 31, 2016	3 years 324 days
Options Expected to Vest as of March 31, 2016 | $	$ 125,611
Options Exercisable as of March 31, 2016 | shares	34,393
Options Exercisable as of March 31, 2016 | $ / shares	$ 19.58
Options Exercisable as of March 31, 2016	3 years 43 days
Options Exercisable as of March 31, 2016 | $	$ 109,058