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Note 9 - Acquisitions and Subsidiaries and Joint Ventures with Noncontrolling Owners' Interests (Details) - Changes in the Obligation for Noncontrolling Owners’ Interests in Subsidiaries and Joint Ventures (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Changes in the Obligation for Noncontrolling Owners’ Interests in Subsidiaries and Joint Ventures [Abstract]
Balance, beginning of period	$ 4,097	$ 20,046
Net loss attributable to noncontrolling interest included in liabilities		(25)
Net income attributable to noncontrolling interest included in equity	275	186
Change in fair value of RLW put/call		(58)
Change in fair value of RHB obligation		2,981
Distributions to noncontrolling interest owners	(994)
Balance, end of period	$ 3,378	$ 23,130

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Amount of net income or loss for the period allocated to the noncontrolling interest included in equity in order to derive to the portion attributable to the parent.

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Amount of net income or loss for the period allocated to the noncontrolling interest included in liabilities in order to derive to the portion attributable to the parent.

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For each line item in the statement of financial position, the amounts of gains and losses from fair value changes included in earnings.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 30

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6957238&loc=d3e14172-108612

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Change in noncontrolling interest during the period as a result of a change in the redemption value of redeemable noncontrolling interest.

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Carrying amount of the equity interests owned by noncontrolling shareholders, partners, or other equity holders in joint ventures included in the entity's consolidated financial statements.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 45

-Paragraph 16

-URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4568740-111683

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Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585

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