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Variable Interest Entities - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
0 Months Ended
Jul. 19, 2013
Feb. 01, 2014
Variable Interest Entity [Line Items]    
Variable interest entity, previous ownership percentage 40.00%  
Variable interest entity, investment amount   $ 3.1
Yogurt Mountain Holding LLC [Member]
   
Variable Interest Entity [Line Items]    
Ownership percentage in consolidated VIE 50.00%  
Yogurt Mountain Holding LLC [Member] | Anderson Private Capital Partners I, L.P [Member]
   
Variable Interest Entity [Line Items]    
Variable interest entity, ownership interest held by APCP 50.00%