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Note 2 - Impairments (Detail) (USD $)
3 Months Ended 6 Months Ended 1 Months Ended 6 Months Ended 1 Months Ended 6 Months Ended 1 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2012
Apr. 30, 2012
Alabama [Member]
Jun. 30, 2012
Alabama [Member]
Apr. 30, 2012
Missouri [Member]
Jun. 30, 2012
Missouri [Member]
Apr. 30, 2012
New England [Member]
Jun. 30, 2012
New England [Member]
Jun. 30, 2012
Minimum [Member]
Jun. 30, 2012
Maximum [Member]
Goodwill, Impairment Loss $ 143,998,000 $ 143,998,000 $ 62,404,000 $ 62,404,000 $ 12,071,000 $ 12,071,000 $ 69,523,000 $ 69,523,000    
Impairment of Intangible Assets, Finite-lived             5,748,000      
Finite-Lived Intangible Asset, Useful Life   10 years             1 year 15 years
Asset Impairment Charges $ 2,874,000 $ 2,874,000