Schedule II- Valuation and Qualifying Account

12 Months Ended

Dec. 31, 2018

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, 2018, 2017, and 2016

(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
2018	$	5.7	$	(0.8	)	$	—		$	4.9
2017	$	7.6	$	(2.0	)	$	0.1		$	5.7
2016	$	9.3	$	1.0		$	(2.7	)	$	7.6

			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
2018(*)	$	44.5	$	70.7	$	—	$	(82.5	)	$	32.7
2017	$	71.4	$	25.0	$	65.9	$	(107.1	)	$	55.2
2016	$	71.2	$	44.6	$	89.6	$	(134.0	)	$	71.4