XML 58 R18.htm IDEA: XBRL DOCUMENT v3.2.0.727
Employee Benefit Plans (MEC)
 6 Months Ended
Jun. 30, 2015
MidAmerican Energy Company [Member]  
Defined Benefit Plan Disclosure [Line Items]  
Pension and Other Postretirement Benefits Disclosure [Text Block]
(5)
Employee Benefit Plans

MidAmerican Energy sponsors a noncontributory defined benefit pension plan covering a majority of all employees of BHE and its domestic energy subsidiaries other than PacifiCorp and NV Energy, Inc. MidAmerican Energy also sponsors certain postretirement healthcare and life insurance benefits covering substantially all retired employees of BHE and its domestic energy subsidiaries other than PacifiCorp and NV Energy, Inc.
Net periodic benefit cost for the plans of MidAmerican Energy and the aforementioned affiliates included the following components (in millions):
 
Three-Month Periods
 
Six-Month Periods
 
Ended June 30,
 
Ended June 30,
 
2015
 
2014
 
2015
 
2014
Pension:
 
 
 
 
 
 
 
Service cost
$
3

 
$
4

 
$
6

 
$
7

Interest cost
8

 
9

 
16

 
18

Expected return on plan assets
(12
)
 
(12
)
 
(23
)
 
(23
)
Net amortization
1

 
—

 
1

 
1

Net periodic benefit cost
$
—

 
$
1

 
$
—

 
$
3

 
 
 
 
 
 
 
 
Other postretirement:
 
 
 
 
 
 
 
Service cost
$
1

 
$
2

 
$
3

 
$
3

Interest cost
3

 
3

 
5

 
5

Expected return on plan assets
(3
)
 
(4
)
 
(7
)
 
(7
)
Net amortization
(1
)
 
(1
)
 
(2
)
 
(2
)
Net periodic benefit cost (benefit)
$
—

 
$
—

 
$
(1
)
 
$
(1
)

Employer contributions to the pension and other postretirement benefit plans are expected to be $8 million and $1 million, respectively, during 2015. As of June 30, 2015, $4 million and $- million of contributions had been made to the pension and other postretirement benefit plans, respectively.