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Note 13 - Employee Retirement Plans (Details) - Projected Benefit Obligation and Accumulated Benefit Obligation (USD $)
In Millions, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Projected Benefit Obligation and Accumulated Benefit Obligation [Abstract]    
Projected benefit obligation $ 447 $ 3,371
Accumulated benefit obligation 417 3,196
Fair value of plan assets $ 20 $ 2,702