Note 5 - Notes Receivable - Related Party (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended		4 Months Ended	12 Months Ended		23 Months Ended		3 Months Ended	8 Months Ended	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 Global Note Receivable [Member]	Dec. 31, 2012 Global Note Receivable [Member]	Dec. 31, 2011 Global Note Receivable [Member]	Aug. 31, 2012 Global Note Receivable [Member]	Sep. 30, 2010 Global Note Receivable [Member]	Dec. 31, 2012 Global Loan [Member]	Sep. 25, 2012 Global Loan [Member]	Dec. 31, 2012 Global Loan [Member]	Jan. 31, 2012 Global Loan [Member]
Due from Related Parties, Noncurrent	$ 16,881						$ 5,000				$ 12,000
Extended Period for Maturity Date						7 months
Related Party Transaction, Rate			12.50%			10.50%		12.50%	10.50%
Related Party Transaction Fee Rate				1.00%						1.75%
Related Party Transaction Fee				50						210
Deferred Transaction Fee			25	25				94		94
Interest And Other Income Related Party	$ 1,917	$ 528		$ 558	$ 523					$ 1,200