Segment Information - Information Related to Company's Operating Segments (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Jul. 31, 2015	Jul. 31, 2014	Jul. 31, 2015	Jul. 31, 2014	Oct. 31, 2014
Segment Reporting Information [Line Items]
Revenues, net	$ 336,134	$ 378,215	$ 1,010,040	$ 1,170,066
Gross profit/(loss)	161,392	181,071	487,634	576,001
SG&A expense	165,923	205,374	511,606	617,079
Goodwill Impairments	79,583	178,197	79,583	178,197	$ 178,197
Impairment of Intangible Assets (Excluding Goodwill)	17,395	180	18,353	5,646
Operating income/ (loss)	(101,509)	(202,680)	(121,908)	(224,921)
Depreciation and amortization expense	9,673	14,257	29,530	38,623
Interest expense	18,001	18,717	54,443	57,359
Identifiable assets	1,060,179		1,060,179		1,255,982
EMEA
Segment Reporting Information [Line Items]
Goodwill Impairments		178,000		178,000
Operating Segments | Americas
Segment Reporting Information [Line Items]
Revenues, net	159,754	189,556	467,508	551,266
Gross profit/(loss)	68,942	76,353	200,447	231,176
SG&A expense	73,554	88,929	222,087	275,191
Goodwill Impairments	73,376	0	73,376	0
Impairment of Intangible Assets (Excluding Goodwill)	868	338	1,410	4,751
Operating income/ (loss)	(78,856)	(12,914)	(96,426)	(48,766)
Depreciation and amortization expense	3,928	7,065	11,863	17,598
Interest expense	759	509	2,432	1,738
Identifiable assets	380,722		380,722		464,831
Operating Segments | EMEA
Segment Reporting Information [Line Items]
Revenues, net	115,812	126,914	357,417	427,194
Gross profit/(loss)	62,619	72,062	193,023	241,635
SG&A expense	62,626	71,606	190,181	225,529
Goodwill Impairments	0	178,197	0	178,197
Impairment of Intangible Assets (Excluding Goodwill)	16,527	(158)	16,943	895
Operating income/ (loss)	(16,534)	(177,583)	(14,101)	(162,986)
Depreciation and amortization expense	3,324	4,368	10,256	13,129
Interest expense	3,825	4,728	11,880	14,247
Identifiable assets	423,862		423,862		513,303
Operating Segments | APAC
Segment Reporting Information [Line Items]
Revenues, net	59,197	61,658	182,071	191,254
Gross profit/(loss)	33,557	35,025	100,301	105,246
SG&A expense	31,353	43,888	98,457	111,340
Goodwill Impairments	6,207	0	6,207	0
Impairment of Intangible Assets (Excluding Goodwill)	0	0	0	0
Operating income/ (loss)	(4,003)	(8,863)	(4,363)	(6,094)
Depreciation and amortization expense	1,603	2,095	5,092	5,908
Interest expense	575	360	1,559	1,488
Identifiable assets	198,306		198,306		202,225
Operating Segments | Corporate Operations
Segment Reporting Information [Line Items]
Revenues, net	1,371	87	3,044	352
Gross profit/(loss)	(3,726)	(2,369)	(6,137)	(2,056)
SG&A expense	(1,610)	951	881	5,019
Goodwill Impairments	0	0	0	0
Impairment of Intangible Assets (Excluding Goodwill)	0	0	0	0
Operating income/ (loss)	(2,116)	(3,320)	(7,018)	(7,075)
Depreciation and amortization expense	818	729	2,319	1,988
Interest expense	12,842	$ 13,120	38,572	$ 39,886
Identifiable assets	$ 57,289		$ 57,289		$ 75,623