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Business Combinations (Details 1) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Business Combinations [Abstract]        
Revenues $ 239,708 $ 212,821 $ 697,010 $ 628,241
Net income attributable to NuVasive, Inc. $ 6,982 $ 7,176 $ 31,444 $ 27,901
Net income per share attributable to NuVasive, Inc.:        
Basic $ 0.14 $ 0.15 $ 0.63 $ 0.58
Diluted $ 0.13 $ 0.13 $ 0.59 $ 0.53