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Note 16 - Share-based Compensation (Tables)

6 Months Ended

Jun. 30, 2015

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

	Number of Shares (in thousands)		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term in Years		Aggregate Intrinsic Value (in thousands)
Options Outstanding as of December 31, 2014	48,724		$18.94
Granted	1,572		21.49
Exercised	(5,994)		16.36
Forfeited and Expired	(135)		17.10
Options Outstanding as of June 30, 2015	44,167		19.39		4.37		$134,198
Options Expected to Vest as of June 30, 2015	44,103		19.39		4.36		134,060
Options Exercisable as of June 30, 2015	36,560		19.85		3.52		105,383

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Three months ended June 30,								Six months ended June 30,
	2015				2014				2015				2014
Expected volatility	44.5	-	44.5%		45.8	-	45.8%		44.5	-	44.9%		45.8	-	46.2%
Weighted-average volatility	44.5	-	44.5%		45.8	-	45.8%		44.5	-	44.9%		45.8	-	46.2%
Expected dividends	2.24	-	2.24%		1.90	-	1.90%		1.92	-	2.24%		1.90	-	2.09%
Risk-free rate	1.9	-	1.9%		2.2	-	2.2%		1.9	-	1.9%		2.2	-	2.2%
Average risk-free rate	1.9	-	1.9%		2.2	-	2.2%		1.9	-	1.9%		2.2	-	2.2%
Expected term (in years)	7.2	-	7.2		7.2	-	7.2		7.2	-	7.2		7.2	-	7.2
Pre-vesting departure rate	0.6	-	0.6%		0.5	-	0.5%		0.6	-	0.6%		0.5	-	0.5%

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

	Shares (000’s)		Weighted Average Grant-Date Fair Value
Non-vested shares and share units at December 31, 2014	5,737		$	15.43
Granted	1,329			22.60
Vested	(1,656)			13.73
Forfeited	(9)			22.68
Non-vested shares and share units at June 30, 2015	5,401		$	17.70

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Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 718



-SubTopic 10



-Section 50



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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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-Name Accounting Standards Codification



-Topic 718



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-Subparagraph (f)(2)



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Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

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