Note 19 - Financial Instruments (Details) - Fair Value Information of Hedging Instrument (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Other Noncurrent Assets [Member]
Derivatives, Fair Value [Line Items]
Interest rate swap asset	$ 148
Other Noncurrent Liabilities [Member]
Derivatives, Fair Value [Line Items]
Interest rate swap liability	$ 5,344

Fair value as of the balance sheet date of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as liabilities.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 10

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611

Name:	us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant