Fair Value Measurements (Schedule Of Assets And Liabilities Measured At Fair Value) (Details) - Fair Value, Measurements, Recurring [Member] - USD ($)
$ in Thousands

Jul. 29, 2017

Oct. 29, 2016

Assets

Money market funds

^[1]

$ 824,925

$ 914,724

Derivative assets

737

514

Total assets measured at fair value

825,662

915,238

Liabilities

Derivative liabilities

141

354

Total liabilities measured at fair value

141

354

Quoted Prices In Active Markets For Identical Instruments (Level 1)

Assets

Money market funds

^[1]

824,925

914,724

Derivative assets

Total assets measured at fair value

824,925

914,724

Liabilities

Derivative liabilities

Total liabilities measured at fair value

Significant Other Observable Inputs (Level 2)

Assets

Money market funds

^[1]

Derivative assets

737

514

Total assets measured at fair value

737

514

Liabilities

Derivative liabilities

141

354

Total liabilities measured at fair value

141

354

Significant Unobservable Inputs (Level 3)

Assets

Money market funds

^[1]

Derivative assets

Total assets measured at fair value

Liabilities

Derivative liabilities

Total liabilities measured at fair value

$ 0

[1]	Money market funds are reported within “Cash and cash equivalents” on the Company’s Condensed Consolidated Balance Sheets.

BROCADE COMMUNICATIONS SYSTEMS INC 10-Q