Business and Basis of Presentation - Additional Information (Detail)		9 Months Ended
	Jul. 31, 2018	Sep. 30, 2018 Segment
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Number Of Reporting Units		4
Date of change in jurisdiction from Curaçao to the State of Delaware	Jul. 31, 2018
Common stock conversion ratio	1
Common stock, conversion basis		Upon the effectiveness of the Domestication, each common share of Orthofix International N.V. was automatically converted into one share of common stock of Orthofix Medical Inc. The Company’s common stock continues to be traded on the Nasdaq Global Select Market under the symbol “OFIX.”