Incremental common shares attributable to share based payment arrangements restricted stock awards.

No definition available.

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- Definition

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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- Definition

The amount of net income (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.

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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.

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-Glossary Other Comprehensive Income

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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.

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- Definition

This element represents the weighted average total number of shares issued throughout the period including the first (beginning balance outstanding) and last (ending balance outstanding) day of the period before considering any reductions (for instance, shares held in treasury) to arrive at the weighted average number of shares outstanding. Weighted average relates to the portion of time within a reporting period that common shares have been issued and outstanding to the total time in that period. Such concept is used in determining the weighted average number of shares outstanding for purposes of calculating earnings per share (basic).

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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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- Definition

Number of shares of restricted stock determined by relating the portion of time within a reporting period that restricted shares have been outstanding to the total time in that period. Restricted shares are subject to sales, contractual, regulatory or other restrictions that prevent or inhibit the holder from freely disposing of them before the restriction ends.

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Net (Loss) Income Per Share - Summary of Basic Net (Loss) Income Per Common Share (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Earnings Per Share [Abstract]
Weighted average shares outstanding									23,552	19,794	16,012
Less: restricted stock issued									(160)	(254)	(251)
Basic divisor									23,392	19,540	15,761
Dilutive shares:
Restricted stock awards										239	138
Stock options										272	187
Diluted divisor									23,392	20,051	16,086
Net (loss) income	$ (2,243)us-gaap_NetIncomeLoss	$ (6,757)us-gaap_NetIncomeLoss	$ 3,222us-gaap_NetIncomeLoss	$ (3,164)us-gaap_NetIncomeLoss	$ 3,850us-gaap_NetIncomeLoss	$ 1,009us-gaap_NetIncomeLoss	$ 6,677us-gaap_NetIncomeLoss	$ (5,783)us-gaap_NetIncomeLoss	$ (8,942)us-gaap_NetIncomeLoss	$ 5,753us-gaap_NetIncomeLoss	$ 96,308us-gaap_NetIncomeLoss
Net (loss) income per share:
Basic	$ (0.09)us-gaap_EarningsPerShareBasic	$ (0.29)us-gaap_EarningsPerShareBasic	$ 0.14us-gaap_EarningsPerShareBasic	$ (0.14)us-gaap_EarningsPerShareBasic	$ 0.17us-gaap_EarningsPerShareBasic	$ 0.05us-gaap_EarningsPerShareBasic	$ 0.38us-gaap_EarningsPerShareBasic	$ (0.33)us-gaap_EarningsPerShareBasic	$ (0.38)us-gaap_EarningsPerShareBasic	$ 0.29us-gaap_EarningsPerShareBasic	$ 6.11us-gaap_EarningsPerShareBasic
Diluted	$ (0.09)us-gaap_EarningsPerShareDiluted	$ (0.29)us-gaap_EarningsPerShareDiluted	$ 0.14us-gaap_EarningsPerShareDiluted	$ (0.14)us-gaap_EarningsPerShareDiluted	$ 0.16us-gaap_EarningsPerShareDiluted	$ 0.05us-gaap_EarningsPerShareDiluted	$ 0.37us-gaap_EarningsPerShareDiluted	$ (0.33)us-gaap_EarningsPerShareDiluted	$ (0.38)us-gaap_EarningsPerShareDiluted	$ 0.29us-gaap_EarningsPerShareDiluted	$ 5.99us-gaap_EarningsPerShareDiluted