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Discontinued Operations and Divestitures - Loss from Discontinued Operations, Net of Tax (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Discontinued Operations and Disposal Groups [Abstract]    
Revenue   $ 3,516
Loss from operations of discontinued operations, before income tax benefit $ (51) (516)
Income tax benefit (21) (181)
Loss from operations of discontinued operations, net of tax $ (30) $ (335)