OTHER BALANCE SHEET DETAILS

As of the dates indicated, other long-term assets are comprised of the following (in thousands):



	January 31, 2017		October 31, 2016
Maintenance spares, net	$	45,529	$	49,535
Deferred debt issuance costs, net ⁽¹⁾	1,283		1,363
Financing receivable	2,018		1,870
Other	15,112		15,352
	$	63,942	$	68,120

(1) As described in Note 2 above, in connection with Ciena's adoption of ASU 2015-03 effective January 31, 2017, deferred debt issuance costs associated with its convertible notes and term loans were retrospectively reclassified from other long-term assets to current portion of long-term debt and long-term debt, net on the Condensed Consolidated Balance Sheets. The deferred debt issuance costs reflected relate to Ciena's ABL Credit Facility (described in Note 17 below). The amortization of deferred debt issuance costs for Ciena's ABL Credit Facility is included in interest expense, and was $0.1 million and $0.2 million during the first three months of fiscal 2017 and 2016, respectively.

As of the dates indicated, accrued liabilities and other short-term obligations are comprised of the following (in thousands):



	January 31, 2017		October 31, 2016
Compensation, payroll related tax and benefits	$	63,251	$	106,687
Warranty	48,652		52,324
Vacation	36,187		36,112
Capital lease obligations	2,233		2,321
Interest payable	5,486		4,649
Other	108,746		108,260
	$	264,555	$	310,353

The following table summarizes the activity in Ciena’s accrued warranty for the fiscal periods indicated (in thousands):



Three months ended	Beginning					Ending
January 31,	Balance		Provisions	Settlements		Balance
2016	$	56,654	4,971	(4,989	)	$	56,636
2017	$	52,324	553	(4,225	)	$	48,652

The decrease in warranty provisions during fiscal 2017 were primarily due to lower failure rates and reduced costs due to efficiencies.

As of the dates indicated, deferred revenue is comprised of the following (in thousands):



	January 31, 2017			October 31, 2016
Products	$	48,766		$	45,216
Services	143,170			137,647
	191,936			182,863
Less current portion	(113,371		)	(109,009		)
Long-term deferred revenue	$	78,565		$	73,854

As of the dates indicated, other long-term obligations are comprised of the following (in thousands):



	January 31, 2017		October 31, 2016
Construction liability	$	58,671	$	57,602
Capital lease obligations	24,186		24,298
Income tax liability	13,765		14,122
Deferred tenant allowance	8,913		9,164
Straight-line rent	7,342		6,406
Forward starting interest rate swap	1,475		5,967
Other	6,968		6,835
	$	121,320	$	124,394

Ciena capitalizes construction in progress and records a corresponding long-term liability for build-to-suit lease agreements where Ciena is considered the owner during the construction period for accounting purposes.

The following is a schedule by fiscal year of future minimum lease payments under capital leases and the present value of minimum lease payments as of January 31, 2017 (in thousands):



Period ended October 31,
2017 (remaining nine months)	$	3,084
2018	3,842
2019	3,420
2020	2,440
2021	2,335
Thereafter	28,210
Net minimum capital lease payments	43,331
Less: Amount representing interest	(16,912		)
Present value of minimum lease payments	26,419
Less: Current portion of present value of minimum lease payments	(2,233		)
Long-term portion of present value of minimum lease payments	$	24,186