SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $)	3 Months Ended				9 Months Ended				12 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013		Dec. 31, 2013
Deferred Revenue [Abstract]
Net product sales, percentage					76.00%				75.00%
Deferred revenue	$ 30,700,000				$ 30,700,000				$ 25,500,000
Deferred cost	12,000,000				12,000,000				9,800,000
Accounts Receivable [Abstract]
Accounts receivable trade	43,618,000				43,618,000				42,410,000
Accrued ship and debit and rebate claims	(33,042,000)				(33,042,000)				(29,901,000)
Allowance for doubtful accounts	(195,000)				(195,000)				(120,000)
Total	10,381,000				10,381,000				12,389,000
Prepaid Expenses and Other Current Assets [Abstract]
Prepaid legal fees	2,635,000				2,635,000				6,267,000
Prepaid income tax	837,000				837,000				7,521,000
Prepaid maintenance agreements	890,000				890,000				947,000
Interest receivable	764,000				764,000				519,000
Supplier Prepayment	622,000				622,000				757,000
Other	3,025,000				3,025,000				2,621,000
Total	8,773,000				8,773,000				18,632,000
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(190,000)		(687,000)		(470,000)		(293,000)		(293,000)
Other comprehensive income (loss) before reclassifications	(299,000)		314,000		(49,000)		(108,000)
Amounts reclassified from accumulated other comprehensive income	15,000		15,000		45,000		43,000
Total other comprehensive income (loss)	(284,000)		329,000		(4,000)		(65,000)
Ending balance	(474,000)		(358,000)		(474,000)		(358,000)		(470,000)
Unrealized Gains and Losses on Available-for-Sale Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	449,000		(120,000)		210,000		138,000		138,000
Other comprehensive income (loss) before reclassifications	(246,000)		196,000		(7,000)		(62,000)
Amounts reclassified from accumulated other comprehensive income	0		0		0		0
Total other comprehensive income (loss)	(246,000)		196,000		(7,000)		(62,000)
Ending balance	203,000		76,000		203,000		76,000
Defined Benefit Pension Items [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	(750,000)		(532,000)		(780,000)		(560,000)		(560,000)
Other comprehensive income (loss) before reclassifications	0		0		0		0
Amounts reclassified from accumulated other comprehensive income	15,000	[1]	15,000	[1]	45,000	[2]	43,000	[2]
Total other comprehensive income (loss)	15,000		15,000		45,000		43,000
Ending balance	(735,000)		(517,000)		(735,000)		(517,000)
Foreign Currency Items [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning balance	111,000		(35,000)		100,000		129,000		129,000
Other comprehensive income (loss) before reclassifications	(53,000)		118,000		(42,000)		(46,000)
Amounts reclassified from accumulated other comprehensive income	0		0		0		0
Total other comprehensive income (loss)	(53,000)		118,000		(42,000)		(46,000)
Ending balance	$ 58,000		$ 83,000		$ 58,000		$ 83,000

[1] This component of accumulated other comprehensive income is included in the computation of net periodic pension cost for the three months ended September 30, 2014 and 2013.

[2] This component of accumulated other comprehensive income is included in the computation of net periodic pension cost for the nine months ended September 30, 2014 and 2013.