75000 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink Dividends [Member] Dividends [Member] Change in value of prior years awards unvested at year-end [Member] Change in value of prior years awards unvested at year-end [Member] Amendment Amendment Flag Document Type Document Type Deduction for amounts reported under column (e) in the SCT [Member] Deduction for amounts reported under column (e) in the SCT [Member] CIK Entity Central Index Key Fair value of current year equity awards at year-end [Member] Fair value of current year equity awards at year-end [Member] Deduction for change in the actuarial present values reported under column (h) of the SCT [Member] Deduction for change in the actuarial present values reported under column (h) of the SCT [Member] Deduction of value of prior years' awards that were forfeited during current year [Member] Deduction of value of prior years' awards that were forfeited during current year [Member] Fair value of current year equity awards that vested during current year [Member] Fair value of current year equity awards that vested during current year [Member] Cover Cover [Abstract] Change in value of prior years awards that vested during current year [Member] Change in value of prior years awards that vested during current year [Member] Registrant Name Entity Registrant Name Increase for Service Cost for Pension Plans [Member] Increase for Service Cost for Pension Plans [Member]