Note 7 - Segment Information (Details) - Reconciliation of Assets from Segment to Consolidated (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Identifiable Assets:
Identifiable assets	$ 750,966	$ 776,313
Spa Operations [Member]
Identifiable Assets:
Identifiable assets	189,845	212,176
Products [Member]
Identifiable Assets:
Identifiable assets	210,286	192,669
Schools [Member]
Identifiable Assets:
Identifiable assets	119,839	129,517
Laser Hair Removal [Member]
Identifiable Assets:
Identifiable assets	323,501	316,372
Other Segments [Member]
Identifiable Assets:
Identifiable assets	$ (92,505)	$ (74,421)