ACCOUNTS RECEIVABLE (Schedule Of Changes In Allowance For Doubtful Accounts) (Details) - USD ($) $ in Thousands	9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Accounts Receivable, Net [Abstract]
Balance, beginning of period	$ 1,531	$ 439	$ 439
Write-off			(76)
Current provision	451	$ 1,614	1,168
Balance, end of period	$ 1,936		$ 1,531