Note 3 - Other Revenues (Details) - Other Revenues (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Note 3 - Other Revenues (Details) - Other Revenues [Line Items]
Other Revenues	$ 10,762	$ 15,948
Management and Accounting Services Fees [Member]
Note 3 - Other Revenues (Details) - Other Revenues [Line Items]
Other Revenues	3,982	4,832
Rental Income [Member]
Note 3 - Other Revenues (Details) - Other Revenues [Line Items]
Other Revenues	4,768	4,737
Insurance Services [Member]
Note 3 - Other Revenues (Details) - Other Revenues [Line Items]
Other Revenues	1,773	6,127
Other Income [Member]
Note 3 - Other Revenues (Details) - Other Revenues [Line Items]
Other Revenues	$ 239	$ 252