SELECTED FINANCIAL STATEMENT INFORMATION (Details 4) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2013	Oct. 31, 2012
Accrued employee compensation and related payroll taxes	$ 52,435	$ 41,307
Accrued customer rebates and credits	14,787	10,833
Accrued additional purchase consideration	9,142	2,917
Deferred revenue	11,529	6,442
Other	17,841	14,742
Accrued expenses and other current liabilities	$ 105,734	$ 76,241