DEI - shares	3 Months Ended
	Mar. 31, 2019	May 13, 2019
Entity [Abstract]
Document Type	10-Q/A
Amendment Flag	true
Amendment Description	The sole purpose of this Amendment No. 1 to Covetrus, Inc.’s Quarterly Report on Form 10-Q for the period ended March 31, 2019, filed with the Securities and Exchange Commission on May 16, 2019 (“Form 10-Q”), is to furnish Exhibit 101 to the Form 10-Q in accordance with Rule 405 of Regulations S-T. Exhibit 101 to this Report provides the condensed consolidated financial statements and related notes from the Form 10-Q formatted in eXtensible Business Reporting Language (“XBRL”), in accordance with the 30-day grace period provided under Regulation S-T for the first quarterly period in which detail tagging is required. The contents of the Form 10-Q have not otherwise been modified or changed. This Form 10-Q/A speaks as of the original filing date of the Form 10-Q and has not been updated to reflect events occurring subsequent to the original filing date.
Document Period End Date	Mar. 31, 2019
Document Fiscal Period Focus	Q1
Document Fiscal Year Focus	2019
Entity Registrant Name	COVETRUS, INC.
Entity Central Index Key	0001752836
Current Fiscal Year End Date	--12-31
Entity Filer Category	Non-accelerated Filer
Entity Emerging Growth Company	false
Entity Small Business	false
Entity Common Stock, Shares Outstanding		111,699,291