SEGMENTS AND ENTITY WIDE DISCLOSURES (Tables)

9 Months Ended

Jul. 31, 2017

Segment Reporting [Abstract]

Segment revenue

The table below (in thousands) sets forth Ciena’s segment revenue for the respective periods:

	Quarter Ended July 31,				Nine Months Ended July 31,
	2017		2016		2017		2016
Revenue:
Networking Platforms
Converged Packet Optical	$	506,532	$	467,615	$	1,421,315	$	1,291,956
Packet Networking	82,121		63,658		220,641		180,437
Optical Transport	3,694		9,619		11,822		30,215
Total Networking Platforms	592,347		540,892		1,653,778		1,502,608
Software and Software-Related Services
Software Platforms	18,395		12,558		48,587		32,409
Software-Related Services	23,856		19,011		70,760		55,059
Total Software and Software-Related Services	42,251		31,569		119,347		87,468
Global Services
Maintenance Support and Training	57,902		55,996		171,133		169,123
Installation and Deployment	27,397		31,245		84,011		92,317
Consulting and Network Design	8,822		10,848		28,969		32,866
Total Global Services	94,121		98,089		284,113		294,306
Consolidated revenue	$	728,719	$	670,550	$	2,057,238	$	1,884,382

Segment profit (loss) and the reconciliation to consolidated net income (loss)

The table below (in thousands) sets forth Ciena’s segment profit (loss) and the reconciliation to consolidated net income during the respective periods indicated:

	Quarter Ended July 31,						Nine Months Ended July 31,
	2017			2016			2017			2016
Segment profit (loss):
Networking Platforms	$	159,649		$	150,521		$	423,859		$	390,109
Software and Software-Related Services	11,133			2,412			23,384			(970		)
Global Services	39,565			38,855			116,637			114,543
Total segment profit	210,347			191,788			563,880			503,682
Less: Non-performance operating expenses
Selling and marketing	86,739			83,732			260,292			252,878
General and administrative	35,569			34,336			106,423			100,681
Amortization of intangible assets	3,837			14,529			29,368			46,957
Acquisition and integration costs	—			1,029			—			4,613
Restructuring costs	2,203			1,138			8,874			2,057
Add: Other non-performance financial items
Interest expense and other income (loss), net	(14,263		)	(19,614		)	(45,322		)	(52,741		)
Less: Provision for income taxes	7,726			3,864			11,704			7,758
Consolidated net income	$	60,010		$	33,546		$	101,897		$	35,997

Ciena's geographic distribution of revenue and long-lived assets

For the periods below, Ciena's geographic distribution of equipment, building, furniture and fixtures was as follows (in thousands):

	July 31, 2017		October 31, 2016
Canada	$	208,422	$	173,885
United States	94,790		103,018
Other International	11,638		11,503
Total	$	314,850	$	288,406

For the periods below, Ciena’s geographic distribution of revenue was as follows (in thousands):

	Quarter Ended July 31,				Nine Months Ended July 31,
	2017		2016		2017		2016
North America	$	465,238	$	438,013	$	1,295,539	$	1,226,222
EMEA	96,068		104,266		293,387		281,163
CALA	51,709		46,606		120,826		148,312
APAC	115,704		81,665		347,486		228,685
Total	$	728,719	$	670,550	$	2,057,238	$	1,884,382

Schedule of revenue by major customers by reporting segments

For the periods below, customers accounting for at least 10% of Ciena’s revenue, were as follows (in thousands):

	Quarter Ended July 31,				Nine Months Ended July 31,
	2017		2016		2017		2016
AT&T	$	120,931	$	105,418	$	324,900	$	348,032
Verizon	82,918		n/a		206,272		n/a
Total	$	203,849	$	105,418	$	531,172	$	348,032

n/a Denotes revenue representing less than 10% of total revenue for the period