Goodwill and Other Intangible Assets Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2015	Jul. 31, 2014
Goodwill Roll Forward
Goodwill, Beginning Balance	$ 515,004	$ 617,236
Goodwill, Impairment Loss	(37,112)	(100,412)
Goodwill, Purchase Accounting Adjustments		2,168
Goodwill, Translation Adjustments	(44,693)	(348)
Goodwill, Ending Balance	433,199	515,004
Goodwill, Period Increase (Decrease)	81,805
Goodwill, Impaired, Accumulated Impairment Loss [Abstract]
Goodwill, Impaired, Accumulated Impairment Loss	328,029	290,917
Goodwill, Impaired [Abstract]
Goodwill, Impairment Loss	(37,112)	(100,412)
Identification Solutions
Goodwill Roll Forward
Goodwill, Beginning Balance	412,289	517,029
Goodwill, Impairment Loss	0	(100,412)
Goodwill, Purchase Accounting Adjustments		2,168
Goodwill, Translation Adjustments	(29,503)	2,160
Goodwill, Ending Balance	382,786	412,289
Goodwill, Impaired, Accumulated Impairment Loss [Abstract]
Goodwill, Impaired, Accumulated Impairment Loss	118,637	118,637
Goodwill, Impaired [Abstract]
Goodwill, Impairment Loss	0	(100,412)
Workplace Safety
Goodwill Roll Forward
Goodwill, Beginning Balance	102,715	100,207
Goodwill, Impairment Loss	(37,112)	0
Goodwill, Purchase Accounting Adjustments		0
Goodwill, Translation Adjustments	(15,190)	(2,508)
Goodwill, Ending Balance	50,413	102,715
Goodwill, Impaired, Accumulated Impairment Loss [Abstract]
Goodwill, Impaired, Accumulated Impairment Loss	209,392	172,280
Goodwill, Impaired [Abstract]
Goodwill, Impairment Loss	(37,112)	$ 0
Workplace Safety | WPS APAC [Member]
Goodwill Roll Forward
Goodwill, Impairment Loss	(26,246)
Goodwill, Impaired [Abstract]
Goodwill, Impairment Loss	(26,246)
Workplace Safety | WPS Americas [Member]
Goodwill Roll Forward
Goodwill, Impairment Loss	(10,866)
Goodwill, Impaired [Abstract]
Goodwill, Impairment Loss	$ (10,866)