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Reduction in Workforce (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2020

Dec. 31, 2019

Restructuring and Related Activities [Abstract]

Schedule of Amount Expected to be Incurred and Liability Related to Restructuring

The following table shows the total amount expected to be incurred and the liability related to the 2019 restructuring as of March 31, 2020:

		One-time Employee Termination Benefits
		(In thousands)
Accrued restructuring costs beginning balance		$	516
Restructuring charges incurred during the year			112
Amounts paid during the year			(532	)
Accrued restructuring costs as of March 31, 2020		$	96

The following table shows the total amount expected to be incurred and the liability related to the 2019 restructuring as of December 31, 2019:

		One-time Employee Termination Benefits
		(In thousands)
Accrued restructuring costs beginning balance		$	—
Restructuring charges incurred during the year			582
Amounts paid during the year			(66	)
Accrued restructuring costs as of December 31, 2019		$	516

Schedule of Restructuring Charges Reported in Consolidated Statements of Operations and Comprehensive Loss

The following table summarizes the restructuring charges reported in the consolidated statements of operations and comprehensive loss for the quarter ended March 31, 2020:

		Cash				Non-cash				Total Expenses
		(In thousands)
Research and development		$	112			$	—			$	112
General and administrative			—				—				—
Total		$	112			$	—			$	112

The following table summarizes the restructuring charges reported in the consolidated statements of operations and comprehensive loss for the year ended December 31, 2019:

		Cash				Non-cash				Total Expenses
		(In thousands)
Research and development		$	306			$	—			$	306
General and administrative			276				—				276
Total		$	582			$	—			$	582

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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)
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
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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

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-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

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