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Share-based compensation (Tables)

6 Months Ended

Jun. 30, 2014

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

Schedule of management and director options activity

The management and director options activity for the six months ended June 30, 2014 and the year ended December 31, 2013 were as follows:

	Number of options			Weighted average exercise price
Balance as of January 1, 2013	10,956,838			$	13.20
Granted - employees	348,836			14.09
Granted - directors	—			—
Forfeited	(324,599	)		13.20
Exercised	—			—
Balance as of December 31, 2013	10,981,075			13.23
Granted - employees	348,836			18.25
Granted - directors	—			—
Forfeited	—			—
Exercised	—			—
Balance as of June 30, 2014	11,329,911			$	13.38

Schedule of management and director options outstanding

The following table summarizes information about the Company’s management and director share options outstanding as of June 30, 2014:

	Options outstanding					Options exercisable
Range of exercise prices	Number of options			Weighted average exercise price		Number of options			Weighted average exercise price
$10.00-$10.89	6,588,647			$10.03		2,346,787			$10.02
$15.05-$16.89	2,405,516			$15.94		782,262			$16.02
$20.00-$25.05	2,335,748			$20.21		782,262			$20.02
	11,329,911			$13.38		3,911,311			$13.22

Schedule of restricted share award activity

Restricted share award activity for the six months ended June 30, 2014 and year ended December 31, 2013 was as follows:

	Number of non- vested restricted shares			Weighted average grant date fair value
Balance as of January 1, 2013	619,300			$	10.00
Granted	37,856			15.22
Forfeited	—			—
Vested	—			—
Balance as of December 31, 2013	657,156			10.25
Granted	9,614			15.29
Forfeited	—			—
Vested	—			—
Balance as of June 30, 2014	666,770			$	10.37

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- Definition

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.

+ References

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- Definition

Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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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

-Paragraph 2

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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