Quarterly report pursuant to Section 13 or 15(d)

Earnings per Share of Common Stock - Schedule of Computation of Basic and Diluted Earnings Per Common Share (Detail)

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Earnings per Share of Common Stock - Schedule of Computation of Basic and Diluted Earnings Per Common Share (Detail) (USD $)
In Thousands, except Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Numerator:  
Net income attributable to controlling shareholders and participating securities $ 2,753
Less: Dividends paid on participating securities (127)
Undistributed earnings attributable to participating securities   
Net income attributable to controlling shareholders $ 2,626
Denominator:  
Weighted-average number of common shares - basic 15,892,927
Weighted-average number of common shares - diluted 16,494,309
Net income per share attributable to common shares - basic $ 0.17
Net income per share attributable to common shares - diluted $ 0.17