v3.8.0.1

CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands | Mar. 31, 2018 | Dec. 30, 2017
--- | --- | ---
Common stock, par value, in dollars per share |  | $ 0.001 | $ 0.001
Common stock, shares authorized |  | 300,000,000 | 300,000,000
Common stock, shares issued |  | 30,833,000 | 30,390,000
Common stock, shares outstanding |  | 30,833,000 | 30,390,000
Preferred stock, par value, in dollars per share |  | $ 0.001 | $ 0.001
Preferred stock, shares authorized |  | 5,000,000 | 5,000,000
Allowance for doubtful accounts receivable |  | $ 102 | $ 102
Accounts receivable |  | 440 | 307
Unbilled accounts receivable | [1] | 5,524 | 5,454
Accounts payable |  | 268 | 128
Accrued expenses and other current liabilities | [2] | 18,484 | 17,086
Deferred revenue | [3] | $ 23,201 | $ 18,626
Series A Redeemable Convertible Preferred Stock |  |  |
Redeemable convertible preferred stock, shares authorized |  | 46,350 | 46,350
Redeemable convertible preferred stock, shares issued |  | 46,350 | 46,350
Redeemable convertible preferred stock, shares outstanding |  | 46,350 | 46,350
Affiliated Entity |  |  |
Accounts receivable |  | $ 440 | $ 301
Unbilled accounts receivable |  | 358 | 222
Accrued expenses and other current liabilities |  | 1,005 | 542
Deferred revenue |  | $ 138 | $ 2
[1] | (2) Includes unbilled accounts receivable due from related party of $358 and $222 at March 31, 2018 and December 30, 2017, respectively (Note 14)
[2] | (4) Includes accrued expenses and other current liabilities due to related party of $1,005 and $542 at March 31, 2018 and December 30, 2017, respectively (Note 14)
[3] | (5) Includes deferred revenue associated with related party of $138 and $2 at March 31, 2018 and December 30, 2017, respectively (Note 14)

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