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Equipment, Furniture and Fixtures
12 Months Ended
Oct. 31, 2012
Property, Plant and Equipment [Abstract]  
EQUIPMENT, FURNITURE AND FIXTURES
EQUIPMENT, FURNITURE AND FIXTURES
As of the dates indicated, equipment, furniture and fixtures are comprised of the following (in thousands):

 
October 31,
 
2011
 
2012
Equipment, furniture and fixtures
$
396,310

 
$
422,118

Leasehold improvements
50,380

 
61,493

 
446,690

 
483,611

Accumulated depreciation and amortization
(324,132
)
 
(360,031
)
 
$
122,558

 
$
123,580



During fiscal 2010, fiscal 2011 and fiscal 2012, Ciena recorded depreciation of equipment, furniture and fixtures, and amortization of leasehold improvements of $38.5 million, $50.5 million and $51.3 million, respectively.