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Stockholders' Equity - Additional Information (Detail) - USD ($)
shares in Thousands, $ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Shareholders Equity [Line Items]    
Common Stock, shares issued 95,645 95,645
Common Stock, shares outstanding 95,645 95,645
Stockholders Equity $ 8,092 $ 8,240