Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

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- Definition

The adjustment to reduce the value of existing agreements that specify the lessee's rights to use the leased property. This expense is charged when the estimates of future profits generated by the leased property are reduced.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 4
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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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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

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- Definition

The charge against earnings resulting from the aggregate write down of tangible assets from their carrying value to their fair value.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 2
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Summary of Significant Accounting Policies - PPE (Details) - USD ($)	6 Months Ended	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2018	Dec. 31, 2017	Jun. 30, 2016
Property and Equipment
(Losses) gains on the sale/disposal of furniture and equipment (in dollars)	$ (1,130,000)	$ (115,000)	$ (239,000)	$ 21,000
Leasehold impairment charge	970,000		180,000
Impairment of long-lived assets		$ 0
Machinery and equipment
Property and Equipment
Estimated useful lives		5 years
Computer hardware and software
Property and Equipment
Estimated useful lives		3 years
Furniture and fixtures
Property and Equipment
Estimated useful lives		5 years
(Losses) gains on the sale/disposal of furniture and equipment (in dollars)	$ (1,100,000)	$ (115,000)	$ (239,000)	$ 21,000
Leasehold improvements \| Maximum
Property and Equipment
Estimated useful lives		7 years