Note 17 - Share-based Compensation (Details) - Summary of the Status of Non-Vested Time-Based Restricted Stock and Restricted Stock Units (Time-Based Restricted Stock and Restricted Stock Units [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	9 Months Ended
Sep. 30, 2014
Time-Based Restricted Stock and Restricted Stock Units [Member]
Note 17 - Share-based Compensation (Details) - Summary of the Status of Non-Vested Time-Based Restricted Stock and Restricted Stock Units [Line Items]
Non-vested shares and share units at December 31, 2013	6,108
Non-vested shares and share units at December 31, 2013	$ 14.58
Granted	1,476
Granted	$ 20.44
Vested	(1,587)
Vested	$ 17.34
Forfeited	(119)
Forfeited	$ 14.73
Non-vested shares and share units at September 30, 2014	5,878
Non-vested shares and share units at September 30, 2014	$ 15.30

Note 17 - Share-based Compensation (Details) - Summary of the Status of Non-Vested Time-Based Restricted Stock and Restricted Stock Units (Time-Based Restricted Stock and Restricted Stock Units [Member], USD $)
In Thousands, except Per Share data, unless otherwise specified

9 Months Ended

Sep. 30, 2014

Time-Based Restricted Stock and Restricted Stock Units [Member]

Note 17 - Share-based Compensation (Details) - Summary of the Status of Non-Vested Time-Based Restricted Stock and Restricted Stock Units [Line Items]

Non-vested shares and share units at December 31, 2013

6,108

Non-vested shares and share units at December 31, 2013

$ 14.58

1,476

$ 20.44

(1,587)

$ 17.34

(119)

$ 14.73

Non-vested shares and share units at September 30, 2014

5,878

Non-vested shares and share units at September 30, 2014

$ 15.30

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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