Note 17 - Unaudited Quarterly Financial Data (Details) (Former Chairman [Member], USD $) In Millions, unless otherwise specified	1 Months Ended
May 30, 2013	May 31, 2013
Former Chairman [Member]
Note 17 - Unaudited Quarterly Financial Data (Details) [Line Items]
Pension and Other Postretirement Benefit Expense	$ 10.8	$ 10.8

- Definition

The amount of pension and other (such as medical, dental and life insurance) postretirement benefit costs recognized during the period for (1) defined benefit plans (periodic benefit costs include the following components: service cost, interest cost, expected return on plan assets, gain (loss) on assets, prior service cost or credit, transition asset or obligation, and gain (loss) due to settlements or curtailments) and for (2) defined contribution plans (to the extent that a plan's defined contributions to an individual's account are to be made for periods in which that individual renders services, the net cost for a period is the contribution called for in that period; if a plan calls for contributions for periods after an individual retires or terminates, the estimated cost is accrued during the employee's service period).

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