Post-Employment Benefits (Details) - AbbVie sponsored plans - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
---|---|---|---|---|
Jun. 30, 2018 |
Jun. 30, 2017 |
Jun. 30, 2018 |
Jun. 30, 2017 |
|
Defined benefit plans | ||||
Defined benefit and other post-employment plans | ||||
Service cost | $ 72 | $ 59 | $ 144 | $ 117 |
Interest cost | 57 | 51 | 114 | 101 |
Expected return on plan assets | (110) | (95) | (221) | (190) |
Amortization of actuarial losses and prior service costs | 39 | 27 | 76 | 53 |
Net periodic benefit cost | 58 | 42 | 113 | 81 |
Other post-employment plans | ||||
Defined benefit and other post-employment plans | ||||
Service cost | 5 | 6 | 13 | 13 |
Interest cost | 4 | 6 | 12 | 12 |
Expected return on plan assets | 0 | 0 | 0 | 0 |
Amortization of actuarial losses and prior service costs | (3) | (1) | 1 | 0 |
Net periodic benefit cost | $ 6 | $ 11 | $ 26 | $ 25 |