Note 2 - Summary of Significant Accounting Policies (Detail) - The change in goodwill (USD $) In Thousands, unless otherwise specified	12 Months Ended		12 Months Ended								12 Months Ended		12 Months Ended
	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011 Maritime [Member]	Dec. 31, 2012 Maritime [Member]	Dec. 31, 2012 Land-Based Spas [Member]	Dec. 31, 2011 Land-Based Spas [Member]	Dec. 31, 2010 Land-Based Spas [Member]	Dec. 31, 2012 Product Distribution [Member]	Dec. 31, 2011 Product Distribution [Member]	Dec. 31, 2010 Product Distribution [Member]	Dec. 31, 2011 Schools [Member]	Dec. 31, 2012 Schools [Member]	Dec. 31, 2011 Laser Hair Removal [Member]	Dec. 31, 2012 Laser Hair Removal [Member]
Balance	$ 114,943	$ 328,231	$ 8,590	$ 10,704	$ 40,297	$ 40,297	$ 40,297	$ 23,695	$ 23,695	$ 23,695	$ 42,361	$ 58,459		$ 195,076
Acquired goodwill	213,288		2,114								16,098		195,076
Balance	$ 328,231	$ 328,231	$ 10,704	$ 10,704	$ 40,297	$ 40,297	$ 40,297	$ 23,695	$ 23,695	$ 23,695	$ 58,459	$ 58,459	$ 195,076	$ 195,076