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Goodwill - Schedule of Changes in Net Carrying Amount of Goodwill (Detail) (USD $)
In Thousands, unless otherwise specified
 6 Months Ended 12 Months Ended
Dec. 31, 2013
Jun. 30, 2013
Dec. 31, 2013
Dec. 31, 2012
Goodwill [Line Items]        
Beginning balance $ 72,758 $ 74,388 $ 74,388 $ 73,094
Foreign currency   (1,630)   1,294
Impairment (19,193)   (19,193)  
Ending balance 53,565 72,758 53,565 74,388
Spine [Member]
        
Goodwill [Line Items]        
Beginning balance 41,401 41,564 41,564 41,419
Reallocation (41,401)      
Foreign currency   (163)   145
Impairment         
Ending balance    41,401    41,564
Orthopedics [Member]
        
Goodwill [Line Items]        
Beginning balance 31,357 32,824 32,824 31,675
Reallocation (31,357)      
Foreign currency   (1,467)   1,149
Impairment         
Ending balance    31,357    32,824
BioStim [Member]
        
Goodwill [Line Items]        
Beginning balance          
Reallocation 42,678      
Foreign currency          
Impairment         
Ending balance 42,678    42,678  
Biologics [Member]
        
Goodwill [Line Items]        
Beginning balance            
Reallocation 10,887      
Foreign currency          
Impairment         
Ending balance 10,887    10,887   
Extremity Fixation [Member]
        
Goodwill [Line Items]        
Beginning balance            
Reallocation 9,825      
Foreign currency          
Impairment (9,825)      
Ending balance            
Spine Fixation [Member]
        
Goodwill [Line Items]        
Beginning balance            
Reallocation 9,368      
Foreign currency          
Impairment (9,368)      
Ending balance