ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $)	3 Months Ended
	Mar. 31, 2013 Business	Mar. 31, 2012	Dec. 31, 2012
Cash and Cash Equivalents [Abstract]
Credit card receivables	$ 1,700,000		$ 1,700,000
Cash and cash equivalents held in foreign bank accounts	12,500,000		10,800,000
Restricted Cash [Abstract]
Restricted cash	5,100,000		5,300,000
Accounts Receivables [Abstract]
Allowance for doubtful accounts	100,000		100,000
Other Assets [Abstract]
Other assets	3,093,000		3,187,000
Deposits for building leases	1,700,000		1,800,000
Fair trade commission deposits	1,000,000		1,000,000
Indefinite lived intangible assets	200,000		200,000
Other Long-Term Liabilities [Abstract]
Accrued lease restoration costs	300,000		500,000
Reclassified to accrued expenses for leases that expired and were not renewed	200,000
Estimated defined benefit obligation related to a non-U.S. defined benefit plan for its Japan operations	700,000		700,000
Global product sales threshold for Long-Term Post Employment Royalty Agreement	105,400,000
Recognition period of employment agreement	2 years
Post-employment benefit liability	100,000		200,000
Revenue Recognition [Abstract]
Deferred revenue	1,300,000		1,500,000
Percentage of sale returns (in hundredths)	1.50%
Shipping and Handling Costs [Abstract]
Revenue from freight and shipping fees	1,900,000	1,500,000
Freight costs	1,600,000	1,800,000
Commissions and Incentives [Abstract]
Number of business periods per year	13
Number of days per business period	28 days
Number of weeks following business period end for payment of product sales commissions	Three weeks
Number of weeks following business period end for payment of pack sales commissions	Five weeks
Total commission and incentive expenses reclassified to operating expenses	17,500,000	19,000,000
Reserve for Sales Returns [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Sales reserve as of January 1, 2013	156,000
Provision related to sales made in current period	289,000
Adjustment related to sales made in prior periods	(29,000)
Actual returns or credits related to current period	(133,000)
Actual returns or credits related to prior periods	(130,000)
Sales reserve as of March 31, 2013	$ 153,000