Earnings (loss) allocated to unvested participating securities basic and diluted.

No definition available.

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- Definition

Numerator for income (loss) per common share basic and diluted.

+ References

No definition available.

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- Definition

The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References

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- Definition

Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References

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- References

No definition available.

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- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References

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- References

No definition available.

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- Definition

Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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Earnings Per Share - Summary of Computation of Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Numerator:
Net income (loss) attributable to common stockholders	$ 5,318	$ 37,531	$ (34,816)	$ 1,114	$ (6,793)	$ (10,214)	$ 103,016	$ 372	$ 9,147	$ 86,381	$ (9,934)
Earnings allocated to unvested participating securities									(79)	(98)	(37)
Numerator for income (loss) per common share - basic and diluted									$ 9,068	$ 86,283	$ (9,971)
Denominator:
Denominator for basic income (loss) per common share - weighted average shares									239,526,694	236,372,801	218,053,062
Effect of dilutive employee stock options and restricted share awards									29,000	29,000
Denominator for diluted income (loss) per common share - weighted average shares									239,555,636	236,401,548	218,053,062
Income (loss) per common share - basic and diluted									$ 0.04	$ 0.37	$ (0.05)