XML 137 R119.htm IDEA: XBRL DOCUMENT v3.20.4
Segments - Schedule of Sales Percentage by Therapeutic Category (Detail)
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
McKesson Corporation [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Third party net sales present 12.00% 13.00% 12.00%
AmerisourceBergen Corporation [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Third party net sales present 12.00% 12.00% 14.00%