SHAREHOLDERS' EQUITY: (Details) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Jan. 28, 2016
Stockholders' Equity Note [Abstract]
Increase (decrease) in additional paid-in capital			$ (71,800,000)
Stock repurchased	$ 33,300,000		77,000,000
Stock-based compensation	$ 2,500,000	$ 2,300,000	$ 4,970,000	$ 4,038,000
Stock repurchased (in shares)	2,543,937		5,962,994
Outstanding amount remaining under the approved stock repurchase program,	$ 34,000,000		$ 34,000,000
Subsequent Event
Subsequent Event
Authorized amount to repurchase stock					$ 50,000,000.0