Note 20 - Supplemental Disclosures to Condensed Consolidated Statements of Cash Flows (Details) - Supplemental Disclosures of Cash Flows Information (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Cash paid during the period for:
Interest	$ 59,909	$ 59,666
Income taxes	501	175
Supplemental Disclosures of Noncash Activities:
Liabilities assumed in connection with acquisition	$ 4,983