XML 341 R120.htm IDEA: XBRL DOCUMENT v3.20.1
Loans to group companies (Tables)
 12 Months Ended
Dec. 31, 2019
Aegon N.V [member]  
Statement [LineItems]  
Summary of Loans to Group Companies
    
                     2019
                      2018 
At January 1
   2,487   2,690 
Additions / (repayments)
   (1,194)   (333) 
Other changes
   45   131 
At December 31
  
 
1,337
 
 
 
2,487
 
   
Current
   957   2,427 
Non-current
   380   60