ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES: (Details 6) (Employment Agreement Award [Member], Not Designated as Hedging Instrument [Member], Corporate Selling General and Administrative Expense [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Employment Agreement Award [Member] | Not Designated as Hedging Instrument [Member] | Corporate Selling General and Administrative Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain (Loss) in Income of Derivative	$ (550)	$ (774)	$ (1,503)	$ (1,236)