Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2018
May 19, 2020
Jun. 29, 2018
Document and Entity Information [Abstract]      
Document Type 10-K/A    
Amendment Flag false    
Document Period End Date Dec. 31, 2018    
Document Fiscal Year Focus 2018    
Document Fiscal Period Focus FY    
Trading Symbol RTIX    
Entity Registrant Name RTI Surgical Holdings, Inc.    
Entity Central Index Key 0001760173    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
Entity Current Reporting Status No    
Entity Voluntary Filers No    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity File Number 0-31271    
Entity Tax Identification Number 59-3466543    
Entity Address, Address Line One 520 Lake Cook Road    
Entity Address, Address Line Two Suite 315    
Entity Address, City or Town Deerfield    
Entity Address, State or Province IL    
Entity Address, Postal Zip Code 60015    
City Area Code 877    
Local Phone Number 343-6832    
Document Annual Report true    
Document Transition Report false    
Entity Filer Category Accelerated Filer    
Entity Interactive Data Current Yes    
Title of 12(b) Security Common Stock, $0.001 par value    
Security Exchange Name NASDAQ    
Entity Common Stock, Shares Outstanding   74,564,450  
Entity Public Float     $ 286