Nissan 2009 Annual Report Download - page 61

Download and view the complete annual report

Please find page 61 of the 2009 Nissan annual report below. You can navigate through the pages in the report by either clicking on the pages listed below, or by using the keyword search tool below to find specific information within the annual report.

Page out of 87

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87

4. Assumptions used in accounting for the retirement benefit obligation
Prior fiscal year Current fiscal year
From April 1, 2007 From April 1, 2008
[
To March 31, 2008
][
To March 31, 2009
]
a. Attribution of retirement benefit obligation
b. Discount rates
c. Expected rate of return on plan assets
d. Amortization period of prior service cost
e. Amortization period of actuarial gain or
loss
f. Amortization period of net retirement
benefit obligation at transition
The straight-line method over the estimated
years of service of the eligible employees
Domestic companies: 2.1% – 2.3%
Foreign companies: 2.8% – 6.2%
Domestic companies: mainly 3.0%
Foreign companies: 2.8% – 9.0%
Prior service cost is being amortized as
incurred by the straight-line method over
periods (principally 9 years through 15 years)
which are shorter than the average remaining
years of service of the eligible employees.
Actuarial gain or loss is amortized in the year
following the year in which the gain or loss is
recognized primarily by the straight-line
method over periods (principally 9 years
through 18 years) which are shorter than the
average remaining years of service of the
eligible employees.
Certain foreign consolidated subsidiaries have
adopted the corridor approach for the
amortization of actuarial gain and loss.
Mainly 15 years
Same as the prior fiscal year.
Domestic companies: 2.1% – 2.3%
Foreign companies: 2.3% – 8.4%
Domestic companies: mainly 3.0%
Foreign companies: 2.5% – 9.0%
Prior service cost is being amortized as
incurred by the straight-line method over
periods (principally 7 years through 15 years)
which are shorter than the average remaining
years of service of the eligible employees.
Actuarial gain or loss is amortized in the year
following the year in which the gain or loss is
recognized primarily by the straight-line
method over periods (principally 8 years
through 18 years) which are shorter than the
average remaining years of service of the
eligible employees.
Certain foreign consolidated subsidiaries have
adopted the corridor approach for the
amortization of actuarial gain and loss.
Same as the prior fiscal year.
Nissan Annual Report 2009 59