Revenue (Tables)

6 Months Ended

Apr. 30, 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 April 30, 2019
	Networking Platforms		Software and Software-Related Services		Global Services		Total
Product lines:
Converged Packet Optical	$	623,838	$	—	$	—	$	623,838
Packet Networking	73,138		—		—		73,138
Platform Software and Services	—		35,229		—		35,229
Blue Planet Automation Software and Services	—		12,473		—		12,473
Maintenance Support and Training	—		—		68,788		68,788
Installation and Deployment	—		—		41,322		41,322
Consulting and Network Design	—		—		10,223		10,223
Total revenue by product line	$	696,976	$	47,702	$	120,333	$	865,011
Timing of revenue recognition:
Products and services at a point in time	$	696,976	$	14,148	$	5,575	$	716,699
Services transferred over time	—		33,554		114,758		148,312
Total revenue by timing of revenue recognition	$	696,976	$	47,702	$	120,333	$	865,011

	Six Months Ended April 30, 2019
	Networking Platforms		Software and Software-Related Services		Global Services		Total
Product lines:
Converged Packet Optical	$	1,172,835	$	—	$	—	$	1,172,835
Packet Networking	144,707		—		—		144,707
Platform Software and Services	—		76,827		—		76,827
Blue Planet Automation Software and Services	—		27,447		—		27,447
Maintenance Support and Training	—		—		130,065		130,065
Installation and Deployment	—		—		71,944		71,944
Consulting and Network Design	—		—		19,713		19,713
Total revenue by product line	$	1,317,542	$	104,274	$	221,722	$	1,643,538
Timing of revenue recognition:
Products and services at a point in time	$	1,317,542	$	36,420	$	9,141	$	1,363,103
Services transferred over time	—		67,854		212,581		280,435
Total revenue by timing of revenue recognition	$	1,317,542	$	104,274	$	221,722	$	1,643,538

	Quarter Ended April 30, 2019		Six Months Ended April 30, 2019
Geographic distribution:
North America	$	576,093	$	1,061,599
EMEA	114,993		244,183
CALA	39,399		70,374
APAC	134,526		267,382
Total revenue by geographic distribution	$	865,011	$	1,643,538

Contract Balances

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

	Balance at April 30, 2019		Adjusted Balance at November 1, 2018
Accounts receivable, net	$	756,607	$	799,011
Contract assets	$	74,439	$	31,380
Deferred revenue	$	145,022	$	140,704