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Represents the assumed long-term rate of return on defined benefit plans.

No definition available.

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Represents quantum of increase in the rate of the assumed health care cost trend.

No definition available.

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Represents quantum of increase in the rate of the assumed health care cost trend.

No definition available.

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Represents the weighted average healthcare cost trend rate during the period.

No definition available.

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Amount of actuarial present value of benefits attributed to employee service rendered, excluding assumptions about future compensation level.

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Amount of employer security in which defined benefit plan asset is invested. Includes, but is not limited to, security issued or managed by related party of employer.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of decrease in accumulated postretirement benefit obligation from one-percentage-point decrease in assumed health care cost trend rate.

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Amount of decrease in service and interest cost components of net periodic postretirement benefit cost from one-percentage-point decrease in assumed health care cost trend rate.

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Amount of increase in accumulated postretirement benefit obligation from one-percentage-point increase in assumed health care cost trend rate.

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Amount of increase in service and interest cost components of net periodic postretirement benefit cost from one-percentage-point increase in assumed health care cost trend rate.

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Amount of contributions expected to be received by defined benefit plan from employer in next fiscal year following latest fiscal year.

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Number of shares of employer stock in which defined benefit plan asset is invested. Includes, but is not limited to, stock issued or managed by related party of employer.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Ultimate trend rate for health care cost for defined benefit postretirement plan.

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Percentage of actual investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Amount of cost for defined contribution plan.

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