SEGMENT INFORMATION: (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Segment Reporting Information [Line Items]
Total revenues	$ 453,960	$ 471,561	$ 1,374,398	$ 1,408,511
Operating (loss) income	5,255	(3,221)	2,433	(36,452)
Goodwill impairment	0	0	0	34,939
North American Value [Member]
Segment Reporting Information [Line Items]
Total revenues	349,443	358,788	1,049,552	1,066,116
Operating (loss) income	33,098	29,989	88,781	86,826
North American Premium
Segment Reporting Information [Line Items]
Total revenues	76,817	82,878	234,603	251,862
Operating (loss) income	(4,154)	(3,853)	(11,212)	(44,001)
International
Segment Reporting Information [Line Items]
Total revenues	27,700	29,895	90,243	90,533
Operating (loss) income	398	(3,109)	1,424	(2,871)
Operating Segments
Segment Reporting Information [Line Items]
Operating (loss) income	29,342	23,027	78,993	39,954
Unallocated Corporate
Segment Reporting Information [Line Items]
Operating (loss) income	$ (24,087)	$ (26,248)	$ (76,560)	$ (76,406)