Note 2 - Reorganization (Details) - Implementation of the Plan in the Company’s Consolidated Balance Sheet (USD $)	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2012	Dec. 31, 2011
Condensed Balance Sheet Statements, Captions [Line Items]
Cash and cash equivalents	$ (11,120,506)	$ (32,516,283)	$ (22,982,962)	$ (12,393,792)
Current maturity of long-term notes payable	(6,665,000)	(270,990,023)
Additional paid-in capital	(2,875,852)
Retained deficit	(33,855,605)	(141,729,807)
Old [Member] | Common Class A [Member] | Reorganization Plan [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Old Class A common stock	132,214
New Class A common stock	(132,214)
New Class B common stock	(132,214)
New [Member] | Common Class A [Member] | Reorganization Plan [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Old Class A common stock	28,709
New Class A common stock	(28,709)
New Class B common stock	(28,709)
Common Class A [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Old Class A common stock	28,709	132,214
New Class A common stock	(28,709)	(132,214)
New Class B common stock	(28,709)	(132,214)
Common Class B [Member] | Reorganization Plan [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Old Class A common stock	2,328
New Class A common stock	(2,328)
New Class B common stock	(2,328)
Common Class B [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Old Class A common stock	2,328
New Class A common stock	(2,328)
New Class B common stock	(2,328)
Reorganization Plan [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Cash and cash equivalents	(28,700,000)
Current maturity of long-term notes payable	(6,665,000)
Long-term notes payable, net of current maturity	(126,635,000)
Liabilities subject to compromise	278,984,912
Additional paid-in capital	(2,875,853)
Retained deficit	$ (114,210,236)