Annual report pursuant to Section 13 and 15(d)

Commitments (Details)

v3.19.3.a.u2
Commitments (Details)
$ in Millions
12 Months Ended
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
employee
Long term investment, California Organized Investment Network    
Other Commitments [Line Items]    
Commitment to undertaking   $ 30
Commitment to undertaking, term   5 years
Commitment to undertaking, expensed $ 13  
Long term investment, service center in California    
Other Commitments [Line Items]    
Commitment to undertaking   $ 200
Commitment to undertaking, term   10 years
Commitment to undertaking, expensed 24  
Long term investment, service center in California | Minimum    
Other Commitments [Line Items]    
Commitment to undertaking, by employing (people) (at least) | employee   300
Long term investment, improve enrollee health outcomes    
Other Commitments [Line Items]    
Commitment to undertaking   $ 65
Long term investment,improvement in enrollee health, locally based consumer assistance, and health care delivery system    
Other Commitments [Line Items]    
Commitment to undertaking   $ 10
Commitment to undertaking, term   5 years
Long term investment, support locally based consumer assistance programs    
Other Commitments [Line Items]    
Commitment to undertaking   $ 5
Commitment to undertaking, term   5 years
Long term investment, strengthen the healthcare delivery system    
Other Commitments [Line Items]    
Commitment to undertaking   $ 50
Commitment to undertaking, term   5 years
Long term investment, strengthen the healthcare delivery system | Selling, General and Administrative Expenses    
Other Commitments [Line Items]    
Commitment to undertaking, expensed 20  
Long term investment, investment portfolio in vehicles supporting California’s health care infrastructure    
Other Commitments [Line Items]    
Commitment to undertaking   $ 75
Commitment to undertaking, expensed $ 27