
	Workforce reduction			Consolidation of excess facilities and other restructuring activities			Total
Balance at October 31, 2020	$	2,915		$	—		$	2,915
Charges	1,990		(1)	3,877		(2)	5,867

Cash payments	(2,994)			(3,877)			(6,871)
Balance at January 30, 2021	$	1,911		$	—		$	1,911
Current restructuring liabilities	$	1,911		$	—		$	1,911

(1) Reflects a global workforce reduction of 50 employees during the three months ended January 30, 2021 as part of a business optimization strategy to improve gross margin, constrain operating expense and redesign certain business processes.

(2) Primarily represents costs and imputed interest expense related to restructured facilities and the redesign of certain business processes.

The following table sets forth the restructuring activity and balance of the restructuring liability accounts, which are included in Accrued liabilities and other short-term obligations on Ciena’s Condensed Consolidated Balance Sheets for the three months ended February 1, 2020 (in thousands):


	Workforce reduction			Consolidation of excess facilities			Total
Balance at November 2, 2019	$	3,983		$	11,160		$	15,143
Charges	1,204		(1)	3,268		(2)	4,472

Adjustments related to ASC 842	—			(11,160)		(3)	(11,160)
Cash payments	(2,955)			(3,268)			(6,223)
Balance at February 1, 2020	$	2,232		$	—		$	2,232
Current restructuring liabilities	$	2,232		$	—		$	2,232

(1) Reflects a global workforce reduction of approximately 22 employees during the three months ended February 1, 2020 as part of a business optimization strategy to improve gross margin, constrain operating expense and redesign certain business processes.

(2) Primarily represents variable costs and imputed interest expense related to restructured facilities.

(3) Represents restructuring reserve liability recognized as a reduction to Operating right-of-use (“ROU”) assets, net in relation to adoption of ASC 842.