REVENUE RECOGNITION AND RELATED ALLOWANCES (Details) (USD $) In Thousands, unless otherwise specified			6 Months Ended
	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2014 Chargebacks	Jun. 30, 2013 Chargebacks	Jun. 30, 2014 Returns	Jun. 30, 2013 Returns	Jun. 30, 2014 Administrative Fees And Other Rebates	Jun. 30, 2013 Administrative Fees And Other Rebates	Jun. 30, 2014 Prompt Payment Discounts	Jun. 30, 2013 Prompt Payment Discounts
Valuation and Qualifying Accounts Disclosure
Beginning balance	$ 7,694	$ 5,104	$ 4,076	$ 5,662	$ 736	$ 411	$ 735	$ 231	$ 332	$ 242
Accruals/Adjustments			19,327	12,183	561	853	2,360	850	742	430
Credits Taken Against Reserve			(17,070)	(13,003)	(346)	(914)	(1,974)	(553)	(734)	(449)
Ending balance	$ 7,694	$ 5,104	$ 6,333	$ 4,842	$ 951	$ 350	$ 1,121	$ 528	$ 340	$ 223