v2.4.0.8
Acquisition - Additional Information (Detail) (USD $)
6 Months Ended
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2014
Slone Lumber Company
Business Acquisition [Line Items]      
Cash consideration for certain assets acquired     $ 8,700,000
Amount allocated to tangible assets acquired other than goodwill     4,600,000
Amount allocated to goodwill $ 115,323,000 $ 111,193,000 $ 4,100,000