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Acquisitions - Additional Information (Detail)
1 Months Ended 12 Months Ended
Nov. 05, 2014
USD ($)
Jan. 16, 2015
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Number Of Employees 32 3    
Business Acquisition Purchase Price Allocation Description   The purchase price for this acquisition was $2,424,000 cash paid at closing and the assumption of a liability of $20,000, and a maximum of an additional $3,000,000 earn-out.    
Tangible assets   $ 1,606,000 $ 165,000 $ 5,435,000
Intangible assets   1,500,000 335,000 2,335,000
Goodwill   $ 2,338,000 170,000 $ 265,000
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High     3,000,000  
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability     1,000,000  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total $ 8,035,000      
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Goodwill     1,900,000  
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles     800,000  
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Inventory     100,000  
Business Combination, Contingent Consideration Arrangements, Change in Range of Outcomes, Contingent Consideration, Liability, Value, High     1,100,000  
Business Combination, Contingent Consideration, Liability, Noncurrent     900,000  
Business Combination Earn Out Liability, Cash Paid     445,000  
Other Current Liabilities [Member]        
Business Combination, Contingent Consideration, Liability, Current     900,000  
Current Liabilities [Member]        
Business Combination, Contingent Consideration, Liability, Current     371,000  
Other Income [Member]        
Business Combination, Contingent Consideration Arrangements, Change in Range of Outcomes, Contingent Consideration, Liability, Value, Low     $ 300,000  
Minimum [Member]        
Intangible assets amotized period     2 years 2 years
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total     $ 4,400,000  
Business Combination, Contingent Consideration, Liability     $ 800,000  
Maximum [Member]        
Intangible assets amotized period     10 years 10 years
Allocated Share Based Compensation Expense     $ 3,000,000  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net, Total     5,400,000  
Business Combination, Contingent Consideration, Liability     $ 2,000,000