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Note 2 - Acquisitions and Subsidiaries and Joint Ventures with Noncontrolling Owners' Interests (Details) - Changes in Noncontrolling Owners’ Interests in Subsidiaries and Consolidated Joint Ventures (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Note 2 - Acquisitions and Subsidiaries and Joint Ventures with Noncontrolling Owners' Interests (Details) - Changes in Noncontrolling Owners’ Interests in Subsidiaries and Consolidated Joint Ventures [Line Items]
Net income attributable to noncontrolling interest included in liabilities	$ 2,024,000	$ 16,941,000	$ 935,000
Distributions to noncontrolling interests owners	(416,000)	(117,000)
RLW [Member] | Subsidiaries [Member]
Note 2 - Acquisitions and Subsidiaries and Joint Ventures with Noncontrolling Owners' Interests (Details) - Changes in Noncontrolling Owners’ Interests in Subsidiaries and Consolidated Joint Ventures [Line Items]
Change in fair value or due to amendment	(59,000)	3,797,000	1,268,000
RHB [Member] | Subsidiaries [Member]
Note 2 - Acquisitions and Subsidiaries and Joint Ventures with Noncontrolling Owners' Interests (Details) - Changes in Noncontrolling Owners’ Interests in Subsidiaries and Consolidated Joint Ventures [Line Items]
Change in fair value or due to amendment	1,875,000	2,473,000	1,054,000
Noncontrolling interest associated with acquisition			(8,205,000)
RHB Amendment [Member] | Subsidiaries [Member]
Note 2 - Acquisitions and Subsidiaries and Joint Ventures with Noncontrolling Owners' Interests (Details) - Changes in Noncontrolling Owners’ Interests in Subsidiaries and Consolidated Joint Ventures [Line Items]
Change in fair value or due to amendment	(18,103,000)
Myers [Member] | Subsidiaries [Member]
Note 2 - Acquisitions and Subsidiaries and Joint Ventures with Noncontrolling Owners' Interests (Details) - Changes in Noncontrolling Owners’ Interests in Subsidiaries and Consolidated Joint Ventures [Line Items]
Noncontrolling interest associated with acquisition			1,227,000
Subsidiaries [Member]
Note 2 - Acquisitions and Subsidiaries and Joint Ventures with Noncontrolling Owners' Interests (Details) - Changes in Noncontrolling Owners’ Interests in Subsidiaries and Consolidated Joint Ventures [Line Items]
Balance, beginning of period	20,046,000	18,375,000	28,724,000
Net income attributable to noncontrolling interest included in liabilities	2,024,000	16,941,000	935,000
Net income attributable to noncontrolling interest included in equity	1,879,000	1,068,000	261,000
Accretion of interest on puts		993,000	881,000
Issuance of noncontrolling interest in RHB in exchange for net assets of acquired companies		9,767,000
Distributions to noncontrolling interests owners	(3,056,000)	(10,185,000)	(7,809,000)
Acquisition of RLW noncontrolling interest	(509,000)	(23,144,000)
Other		(39,000)	39,000
Balance, end of period	$ 4,097,000	$ 20,046,000	$ 18,375,000

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This element represents the fair value of the noncontrolling interest in the acquiree at the acquisition date.

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Amount after tax of (increase) decrease in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.

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