Share-Based Compensation Expense (Tables)

12 Months Ended

Oct. 31, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

The following table is a summary of Ciena’s stock option activity for the periods indicated (shares in thousands):



	Shares Underlying Options Outstanding		Weighted Average Exercise Price
Balance as of October 31, 2017	875		$	30.19
Granted	—		—
Exercised	(179	)	12.75
Canceled	(420	)	35.46
Balance as of October 31, 2018	276		$	33.52

Summarizes information with respect to stock options outstanding

The following table summarizes information with respect to stock options outstanding at October 31, 2018, based on Ciena’s closing stock price on the last trading day of Ciena’s fiscal 2018 (shares and intrinsic value in thousands):



					Options Outstanding at						Vested Options at
					October 31, 2018						October 31, 2018
					Number	Weighted Average Remaining	Weighted				Number	Weighted Average Remaining	Weighted
Range of					of	Contractual	Average		Aggregate		of	Contractual	Average		Aggregate
Exercise					Underlying	Life	Exercise		Intrinsic		Underlying	Life	Exercise		Intrinsic
Price					Shares	(Years)	Price		Value		Shares	(Years)	Price		Value
$	5.34	—	$	11.16	14	1.31	$	8.30	$	323	14	1.31	$	8.30	$	323
$	11.34	—	$	16.79	64	3.63	13.53		1,191		64	3.62	13.52		1,185
$	17.50	—	$	25.36	11	5.6	18.44		156		11	5.55	18.21		151
$	32.06	—	$	37.10	54	3.97	35.60		—		54	3.97	35.60		—
$	37.82	—	$	55.63	133	4.59	46.29		—		132	4.59	46.29		—
$	5.34	—	$	55.63	276	4.13	$	33.52	$	1,670	275	4.12	$	33.56	$	1,659

Summary of restricted stock unit activity

The following table is a summary of Ciena’s restricted stock unit activity for the period indicated, with the aggregate fair value of the balance outstanding at the end of each period, based on Ciena’s closing stock price on the last trading day of the relevant period (shares and aggregate fair value in thousands):



	Restricted Stock Units Outstanding		Weighted Average Grant Date Fair Value Per Share		Aggregate Fair Value
Balance as of October 31, 2017	4,143		$	21.46	$	86,721
Granted	2,713
Vested	(2,155	)
Canceled or forfeited	(299	)
Balance as of October 31, 2018	4,402		$	22.26	$	140,943

Share-based compensation expense

The following table summarizes share-based compensation expense for the periods indicated (in thousands):



	Year Ended October 31,
	2018			2017		2016
Product cost of goods sold	$	2,984		$	2,672	$	2,457
Service cost of goods sold	2,616			2,487		2,479
Share-based compensation expense included in cost of goods sold	5,600			5,159		4,936
Research and development	13,518			12,957		13,870
Sales and marketing	14,246			12,846		15,138
General and administrative	19,709			17,321		17,342
Acquisition and integration costs	—			—		714
Share-based compensation expense included in operating expense	47,473			43,124		47,064
Share-based compensation expense capitalized in inventory, net	(101		)	77		(7		)
Total share-based compensation	$	52,972		$	48,360	$	51,993