v3.10.0.1

- Related Party Transactions (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017	Dec. 30, 2017
Related Party Transaction [Line Items]
Related party revenue		$ 819	$ 457	$ 2,161	$ 1,281
Selling and marketing expenses		2,912	3,655	8,565	11,475
Accounts receivable		407		407		$ 307
Unbilled accounts receivable	[1]	6,076		6,076		5,454
Alphabet Inc.
Related Party Transaction [Line Items]
Related party revenue		819	457	2,161	1,279
Selling and marketing expenses		2,912	$ 3,655	8,565	$ 10,278
Affiliated Entity
Related Party Transaction [Line Items]
Accounts receivable		407		407		301
Unbilled accounts receivable		556		556		222
Accounts payable		0		0		128
Accrued expense		1		1		542
Deferred revenue		$ 0		$ 0		$ 1
[1] (2) Includes unbilled accounts receivable due from related party of $556 and $222 at September 29, 2018 and December 30, 2017, respectively (Note 14)

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Amount for accounts payable to related parties.

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