Note 9 - Property Acquisition (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2013
Note 9 - Property Acquisition (Details) [Line Items]
Proceeds from Issuance or Sale of Equity	$ 314
Texas, Florida, Georgia, and Alabama [Member]
Note 9 - Property Acquisition (Details) [Line Items]
Operating Properties Acquired	13

The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

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 14

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585

Name:	us-gaap_ProceedsFromIssuanceOrSaleOfEquity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration