Note 16 - Quarterly Results (Unaudited) (Detail) (USD $)	3 Months Ended	12 Months Ended
Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Dec. 31, 2012
Goodwill, Impairment Loss		$ 36,600,000	$ 48,600,000	$ 48,600,000
Other Expenses			2,200,000
Repayments of Debt	2,000,000
Goodwill [Member]
Other Asset Impairment Charges			$ 12,000,000

Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment.

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+ Details