v3.26.1
N-6
Jun. 15, 2026
Prospectus:  
Document Type N-6
Entity Registrant Name Pruco Life Variable Universal Account
Entity Central Index Key 0000851693
Entity Investment Company Type N-6
Document Period End Date Jun. 15, 2026
Amendment Flag false
C000010870 [Member]  
Item 2. Key Information [Line Items]  
Portfolio Company Name [Text Block] Putnam VT U.S. Research Fund (Class IB)
Portfolio Company Objective [Text Block] Large-Cap Blend
Portfolio Company Adviser [Text Block] Putnam Investment Management, LLC
Portfolio Company Subadviser [Text Block] Franklin Advisers, Inc., Franklin Templeton Investment Management Limited and The Putnam Advisory Company, LLC
Current Expenses [Percent] 0.93%
Average Annual Total Returns, 1 Year [Percent] 17.88%
Average Annual Total Returns, 5 Years [Percent] 14.52%
Average Annual Total Returns, 10 Years [Percent] 15.07%