Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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-Name Accounting Standards Codification
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-Section 50
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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(14))
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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-Section S99
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-Subparagraph (SX 210.7-03(a)(8))
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-Name Accounting Standards Codification
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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Property and Equipment (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
Property and Equipment (Details) - USD ($) $ in Thousands	Aug. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Estimated Useful Lives	10 years
Property, Plant and Equipment, Gross		$ 75,788	$ 75,871
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment		(61,741)	(60,006)
Net property and equipment		$ 14,047	15,865
Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives		3 years
Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives		40 years
Computers and Software
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross		$ 4,587	4,557
Computers and Software \| Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives		3 years
Computers and Software \| Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives		5 years
Furniture and Fixtures
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross		$ 5,629	5,644
Furniture and Fixtures \| Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives		5 years
Furniture and Fixtures \| Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives		7 years
Laboratory Equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross		$ 3,279	3,378
Laboratory Equipment \| Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives		3 years
Laboratory Equipment \| Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives		7 years
Leasehold Improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross		$ 417	416
Leasehold Improvements \| Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives		3 years
Leasehold Improvements \| Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives		7 years
Buildings
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross		$ 59,212	59,212
Buildings \| Minimum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives		15 years
Buildings \| Maximum
Property, Plant and Equipment [Line Items]
Estimated Useful Lives		40 years
Land
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross		$ 2,664	$ 2,664