CONVERTIBLE NOTES (Schedule Of Debt Interest Expenses) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($)
Gain on extinguishment	$ (14,063)
Change in fair value of convertible note embedded derivative	(6,473)
2016 Notes [Member]
Contractual interest expense	313
Debt discount amortization	147
Gain on extinguishment	(14,063)
Change in fair value of convertible note embedded derivative	6,473
Total	$ (7,130)