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Restructurings (Tables) | 6 Months Ended
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Jun. 30, 2020
Restructuring and Related Activities [Abstract] |
Restructuring Expense by Components | Total restructuring expense included in our statement of operations for the three and six month periods ended June 30, 2020 and 2019 is comprised of the following:
| Three Months Ended |  |  |  | Six Months Ended |  |
| June 30, |  |  |  | June 30, |  |
| 2020 |  | 2019 |  | 2020 |  | 2019
Operating expenses — restructuring: |  |  |  |  |  |  |
Employee severance and benefits | $ | — |  |  | $ | 398 |  |  | $ | 592 |  |  | $ | 398 |
Total restructuring expense | $ | — |  |  | $ | 398 |  |  | $ | 592 |  |  | $ | 398 |
Schedule of Accrued Restructuring Liabilities | The following is a rollforward of the accrued liabilities related to restructuring for the six month period ended June 30, 2020:
| Balance as of December 31, 2019 |  |  |  | Expensed |  | Payments |  | Balance as of June 30, 2020
Employee severance and benefits | $ | 66 |  |  |  |  | $ | 592 |  |  | $ | (658) |  |  | $ | — |
Accrued costs related to restructuring | $ | 66 |  |  |  |  | $ | 592 |  |  | $ | (658) |  |  | $ | — |

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- Definition Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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