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Defined Benefits (Tables)
6 Months Ended
Jun. 30, 2023
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]  
Schedule Of Net Periodic Defined Benefit Costs (Credits) Following are the net periodic defined benefit costs (credits) of the plans sponsored by PPL and its subsidiaries for the periods ended June 30:
Pension Benefits
 Three MonthsSix Months
 2023202220232022
PPL  
Service cost$$13 $17 $25 
Interest cost48 30 94 62 
Expected return on plan assets(77)(63)(155)(127)
Amortization of:
Prior service cost
Actuarial loss17 29 
Net periodic defined benefit costs (credits) before settlements(19)(1)(40)(7)
Settlements (a)— 12 — 12 
Net periodic defined benefit costs (credits)$(19)$11 $(40)$

(a)Due to the amount of lump sum payment distributions from the LKE qualified pension plan, settlement charges were incurred during the three and six months ended, June 30, 2022. In accordance with existing regulatory accounting treatment, LG&E and KU have primarily maintained the settlement charge in regulatory assets to be amortized over 15 years.

 Other Postretirement Benefits
 Three MonthsSix Months
 2023202220232022
PPL  
Service cost$$$$
Interest cost15 
Expected return on plan assets(7)(6)(15)(12)
Amortization of:
Prior service cost
Actuarial loss(2)(2)(3)(2)
Net periodic defined benefit costs (credits)$$(1)$$(2)