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Commitments And Contingencies - Additional Information (Detail) - USD ($)
$ in Thousands
 1 Months Ended 12 Months Ended
Mar. 29, 2016
Oct. 31, 2015
Jul. 31, 2015
Dec. 31, 2014
Jan. 31, 2014
Jan. 31, 2012
Jul. 31, 2010
Mar. 31, 2010
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Apr. 17, 2009
Apr. 25, 2007
Commitments and Contingencies Disclosure [Line Items]                          
Operating lease rental expenses                 $ 2,453 $ 1,981 $ 1,763    
Minimum operating lease payment, 2016                 1,771        
Minimum operating lease payment, 2017                 786        
Minimum operating lease payment, 2018                 580        
Minimum operating lease payment, 2019                 184        
Minimum operating lease payment, 2020                 0        
Unpaid accounts receivable from distributor, filed for Chapter 11 bankruptcy protection       $ 31,256         61,293 31,256      
Adversary proceeding pending on litigation filled by AASI creditor liquidating trust                       $ 854  
Litigation settlement expenses               $ 220          
Percentage of total investment forfeited from FCI, TLi Inc. ("TLI"), OCI Materials Co., Ltd ("OCI")upon withdrew from the Pangyo Cooperative             10.00%            
FCI                          
Commitments and Contingencies Disclosure [Line Items]                          
Restricted cash deposited       455         $ 425 $ 455      
All American                          
Commitments and Contingencies Disclosure [Line Items]                          
Unpaid accounts receivable from distributor, filed for Chapter 11 bankruptcy protection                         $ 256
All American | Subsequent Event                          
Commitments and Contingencies Disclosure [Line Items]                          
Distribution claim received as beneficiary $ 112                        
All American | First Distribution                          
Commitments and Contingencies Disclosure [Line Items]                          
Distribution claim received as beneficiary           $ 21              
All American | Second Distribution                          
Commitments and Contingencies Disclosure [Line Items]                          
Distribution claim received as beneficiary         $ 36                
All American | Third Distribution                          
Commitments and Contingencies Disclosure [Line Items]                          
Distribution claim received as beneficiary       $ 12                  
All American | Forth Target Distribution                          
Commitments and Contingencies Disclosure [Line Items]                          
Distribution claim received as beneficiary     $ 51                    
All American | Fifth Target Distribution                          
Commitments and Contingencies Disclosure [Line Items]                          
Distribution claim received as beneficiary   $ 31