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BIOLASE, INC.
Schedule II — Consolidated Valuation and Qualifying Accounts and Reserves
For the Years Ended December 31, 2019, 2018, and 2017
(in thousands)
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Balance at
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Charges
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Beginning
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(Reversals) to Cost
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Balance at
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of Year
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or Expenses
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Deductions
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End of Year
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Year Ended December 31, 2019:
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Allowance for doubtful accounts
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$
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850
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$
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1,827
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$
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(146
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)
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$
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2,531
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Allowance for sales returns
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210
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—
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—
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$
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210
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Allowance for tax valuation
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46,967
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6,366
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(111
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)
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$
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53,222
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Year Ended December 31, 2018:
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Allowance for doubtful accounts
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$
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802
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$
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469
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$
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(421
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)
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$
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850
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Allowance for sales returns
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210
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—
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—
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210
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Allowance for tax valuation
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40,866
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6,101
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—
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46,967
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Year Ended December 31, 2017:
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Allowance for doubtful accounts
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$
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1,209
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$
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(401
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)
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$
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(6
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)
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$
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802
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Allowance for sales returns
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210
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—
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—
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210
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Allowance for tax valuation
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54,310
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(13,444
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)
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—
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40,866
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