SEGMENTS (Details) (USD $)	3 Months Ended		9 Months Ended
	Apr. 30, 2014	Apr. 30, 2013	Apr. 30, 2014 item	Apr. 30, 2013
SEGMENTS
Number of business segments			3
SEGMENTS
Total revenues	$ 431,029,000	$ 442,708,000	$ 1,450,092,000	$ 1,470,927,000
Total depreciation and amortization	7,203,000	8,131,000	22,325,000	25,165,000
Total operating earnings	13,917,000	9,928,000	51,407,000	38,198,000
De Beers settlement	300,000		2,200,000
Unallocated
SEGMENTS
Total depreciation and amortization	1,957,000	2,248,000	5,973,000	6,940,000
Total operating earnings	(15,856,000)	(8,770,000)	(35,205,000)	(22,180,000)
Internal carrying costs offset	16,100,000	16,000,000	49,000,000	48,000,000
De Beers settlement		300,000		2,200,000
Fine Jewelry
SEGMENTS
Total revenues	367,695,000	378,476,000	1,262,214,000	1,275,744,000
Fine Jewelry | Foreign operations
SEGMENTS
Revenue related to foreign operations	59,000,000	63,600,000	233,100,000	247,000,000
Fine Jewelry | Operating Segment
SEGMENTS
Total depreciation and amortization	4,750,000	5,231,000	14,763,000	16,145,000
Total operating earnings	19,487,000	11,974,000	65,758,000	42,984,000
Kiosk
SEGMENTS
Total revenues	60,396,000	61,375,000	179,396,000	187,098,000
Kiosk | Operating Segment
SEGMENTS
Total depreciation and amortization	496,000	652,000	1,589,000	2,080,000
Total operating earnings	8,993,000	5,321,000	17,060,000	14,085,000
All Other
SEGMENTS
Total revenues	2,938,000	2,857,000	8,482,000	8,085,000
All Other | Operating Segment
SEGMENTS
Total operating earnings	$ 1,293,000	$ 1,403,000	$ 3,794,000	$ 3,309,000