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Earnings (Loss) Per Share - Summary of Earnings or Loss Per Share (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Earnings Per Share Basic And Diluted [Abstract]
Net earnings (loss)	$ 87	$ (1,943)	$ (1,579)	$ (3,475)
Weighted-average shares outstanding
Basic	6,603	6,611	6,603	6,611
Diluted	6,603	6,611	6,603	6,611
Basic earnings (loss) per share	$ 0.01	$ (0.29)	$ (0.24)	$ (0.53)
Diluted earnings (loss) per share	$ 0.01	$ (0.29)	$ (0.24)	$ (0.53)

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

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

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