Revenue (Tables)

9 Months Ended

Jul. 31, 2019

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The tables below (in thousands) set forth Ciena’s disaggregated revenue for the respective period:

	Quarter Ended July 31, 2019
	Networking Platforms		Software and Software-Related Services		Global Services		Total
Product lines:
Converged Packet Optical	$	724,245	$	—	$	—	$	724,245
Packet Networking	71,823		—		—		71,823
Platform Software and Services	—		37,312		—		37,312
Blue Planet Automation Software and Services	—		10,530		—		10,530
Maintenance Support and Training	—		—		65,936		65,936
Installation and Deployment	—		—		39,802		39,802
Consulting and Network Design	—		—		10,958		10,958
Total revenue by product line	$	796,068	$	47,842	$	116,696	$	960,606
Timing of revenue recognition:
Products and services at a point in time	$	796,068	$	14,598	$	4,804	$	815,470
Services transferred over time	—		33,244		111,892		145,136
Total revenue by timing of revenue recognition	$	796,068	$	47,842	$	116,696	$	960,606

	Nine Months Ended July 31, 2019
	Networking Platforms		Software and Software-Related Services		Global Services		Total
Product lines:
Converged Packet Optical	$	1,897,080	$	—	$	—	$	1,897,080
Packet Networking	216,529		—		—		216,529
Platform Software and Services	—		114,139		—		114,139
Blue Planet Automation Software and Services	—		37,977		—		37,977
Maintenance Support and Training	—		—		196,002		196,002
Installation and Deployment	—		—		111,746		111,746
Consulting and Network Design	—		—		30,671		30,671
Total revenue by product line	$	2,113,609	$	152,116	$	338,419	$	2,604,144
Timing of revenue recognition:
Products and services at a point in time	$	2,113,609	$	51,017	$	13,945	$	2,178,571
Products and services transferred over time	—		101,099		324,474		425,573
Total revenue by timing of revenue recognition	$	2,113,609	$	152,116	$	338,419	$	2,604,144

	Quarter Ended July 31, 2019		Nine Months Ended July 31, 2019
Geographic distribution:
North America	$	617,000	$	1,678,599
EMEA	169,532		413,715
CALA	39,261		109,635
APAC	134,813		402,195
Total revenue by geographic distribution	$	960,606	$	2,604,144

Contract Balances

The following table provides information about receivables, contract assets and contract liabilities (deferred revenue) from contracts with customers (in thousands):

	Balance at July 31, 2019		Adjusted Balance at November 1, 2018
Accounts receivable, net	$	798,884	$	799,011
Contract assets	$	74,348	$	31,380
Deferred revenue	$	145,030	$	140,704