Schedule II- Valuation and Qualifying Account

12 Months Ended

Dec. 31, 2019

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

Schedule II - Valuation and Qualifying Account

Juniper Networks, Inc.

Schedule II - Valuation and Qualifying Accounts

Years Ended December 31, 2019, 2018, and 2017

 (In millions)

Allowance for Doubtful Accounts	Balance at Beginning of Year		Charged to (Reversed from) Costs and Expenses			Write-offs, Net of Recoveries			Balance at End of Year
2019	$	4.9	$	1.7		$	(1.1	)	$	5.5
2018	$	5.7	$	(0.8	)	$	—		$	4.9
2017	$	7.6	$	(2.0	)	$	0.1		$	5.7

			Additions
Sales Return Reserve	Balance at Beginning of Year		Charged as a Reduction in Revenues		Charged to Other Accounts		Used			Balance at End of Year
2019	$	32.7	$	59.5	$	—	$	(67.4	)	$	24.8
2018(*)	$	44.5	$	70.7	$	—	$	(82.5	)	$	32.7
2017	$	71.4	$	25.0	$	65.9	$	(107.1	)	$	55.2

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^(*) Upon adoption of Topic 606, the Company recorded a reduction of $10.7 million as part of the cumulative effect adjustment to the January 1, 2018 opening accumulated deficit balance on the Consolidated Balance Sheet.

All other schedules have been omitted as the required information is not applicable or the information is presented in the Consolidated Financial Statements or notes thereto under Item 8 herein.