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Note 20 - Supplemental Disclosures to Condensed Consolidated Statements of Cash Flows (Detail) - Supplemental Disclosures of Cash Flows Information (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Cash paid during the period for:    
Interest $ 35,012 $ 33,370
Income taxes $ 8 $ 44