Note 2 - Summary of Significant Accounting Policies (Detail) - A detail of intangibles (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Gross carrying amount	$ 13,509	$ 13,509
Less accumulated amortization	(9,060)	(7,653)
Amortized intangible assets, net	4,449	5,856
Intangible assets with indefinite lives	85,063	85,063
Total intangible assets, net	89,512	90,919
Trade Names [Member]
Intangible assets with indefinite lives	71,549	71,549
Title IV Rights [Member]
Intangible assets with indefinite lives	$ 13,514	$ 13,514