Revenue (Tables)

3 Months Ended

Jan. 31, 2019

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

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

	Quarter Ended January 31, 2019
	Networking Platforms		Software and Software-Related Services		Global Services		Total
Product lines:
Converged Packet Optical	$	548,997	$	—	$	—	$	548,997
Packet Networking	71,569		—		—		71,569
Platform Software and Services	—		41,598		—		41,598
Blue Planet Automation Software and Services	—		14,974		—		14,974
Maintenance Support and Training	—		—		61,277		61,277
Installation and Deployment	—		—		30,622		30,622
Consulting and Network Design	—		—		9,490		9,490
Total revenue by product line	$	620,566	$	56,572	$	101,389	$	778,527
Timing of revenue recognition:
Products and services at a point in time	$	620,566	$	22,272	$	3,566	$	646,404
Services transferred over time	—		34,300		97,823		132,123
Total revenue by timing of revenue recognition	$	620,566	$	56,572	$	101,389	$	778,527

	Quarter Ended January 31, 2019
Geographic distribution:
North America	$	485,506
EMEA	129,190
CALA	30,975
APAC	132,856
Total revenue by geographic distribution	$	778,527

Contract Balances

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

	Balance at January 31, 2019		Adjusted Balance at November 1, 2018
Accounts receivable, net	$	761,186	$	799,011
Contract assets	$	47,542	$	31,380
Deferred revenue	$	136,141	$	140,704