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Earnings Per Share - Earnings Per Share (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Earnings Per Share Basic And Diluted [Abstract]
Net income	$ 1,978	$ 1,560
Weighted average shares outstanding (basic)	8,108	8,084
Impact of common stock equivalents	0	0
Weighted average shares outstanding (diluted)	8,108	8,084
Per share information:
Basic earnings per share	$ 0.24	$ 0.19
Diluted earnings per share	$ 0.24	$ 0.19

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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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