v3.19.2

CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands | Jun. 29, 2019 | Dec. 29, 2018
--- | --- | ---
Common stock, par value (in dollars per share) |  | $ 0.001 | $ 0.001
Common stock, shares authorized (shares) |  | 300,000,000 | 300,000,000
Common stock, shares issued (shares) |  | 32,739,000 | 32,057,000
Common stock, shares outstanding (shares) |  | 32,739,000 | 32,057,000
Preferred stock, par value (in dollars per share) |  | $ 0.001 | $ 0.001
Preferred stock, shares authorized (shares) |  | 5,000,000 | 5,000,000
Allowance for doubtful accounts receivable |  | $ 100 | $ 100
Accounts receivable |  | 325 | 421
Unbilled accounts receivable | [1] | 6,534 | 6,394
Accounts payable |  | 0 | 530
Accrued expenses and other current liabilities | [2] | 20,297 | 20,463
Deferred revenue | [3] | $ 24,348 | $ 20,176
Series A Redeemable Convertible Preferred Stock |  |  |
Preferred stock, par value (in dollars per share) |  | $ 0.001 | $ 0.001
Redeemable convertible preferred stock, shares authorized (shares) |  | 46,350 | 46,350
Redeemable convertible preferred stock, shares issued (shares) |  | 46,350 | 46,350
Redeemable convertible preferred stock, shares outstanding (shares) |  | 46,350 | 46,350
Affiliated Entity |  |  |
Accounts receivable |  | $ 325 | $ 421
Unbilled accounts receivable |  | 474 | 680
Accrued expenses and other current liabilities |  | 967 | 403
Deferred revenue |  | $ 115 | $ 1
[1] | (2) Includes unbilled accounts receivable due from related party of $474 and $680 at June 29, 2019 and December 29, 2018, respectively. (Note 14)
[2] | (4) Includes accrued expenses and other current liabilities due to related party of $967 and $403 at June 29, 2019 and December 29, 2018, respectively. (Note 14)
[3] | (5) Includes deferred revenue associated with related party of $115 and $1 at June 29, 2019 and December 29, 2018, respectively. (Note 14)

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