Note 3 - Other Revenues (Details) - Other Revenues (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Note 3 - Other Revenues (Details) - Other Revenues [Line Items]
Other Revenues	$ 10,923	$ 13,610	$ 21,685	$ 29,558
Management and Accounting Services Fees [Member]
Note 3 - Other Revenues (Details) - Other Revenues [Line Items]
Other Revenues	4,022	4,596	8,004	9,428
Rental Income [Member]
Note 3 - Other Revenues (Details) - Other Revenues [Line Items]
Other Revenues	4,749	4,764	9,517	9,501
Insurance Services [Member]
Note 3 - Other Revenues (Details) - Other Revenues [Line Items]
Other Revenues	1,877	3,936	3,650	10,063
Other Income [Member]
Note 3 - Other Revenues (Details) - Other Revenues [Line Items]
Other Revenues	$ 275	$ 314	$ 514	$ 566