Amount of incremental sublease income above the impairment charge that have recorded.

No definition available.

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- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

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- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918673-209980

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- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Amount of loss from impairment of right-of-use asset from operating lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 25
-Paragraph 6
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=123399704&loc=SL77918431-209957

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of amortization expense for right-of-use asset from operating lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 55
-Paragraph 53
-URI http://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (g)(2)
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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Data Type:	na
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- Details

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- Details

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Note 8 - Leases (Details Textual) $ in Thousands				3 Months Ended		6 Months Ended	9 Months Ended		12 Months Ended
Note 8 - Leases (Details Textual) $ in Thousands	Aug. 16, 2021 USD ($) ft²	Jul. 19, 2021 USD ($)	Sep. 22, 2020 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Jun. 30, 2021 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2020 USD ($)	Dec. 31, 2020 USD ($)
Operating Lease, Right-of-Use Asset, Amortization Expense				$ 231	$ 324		$ 760	$ 977
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability						$ 1,176
Incremental Sublease Income Above Impairment Charge		$ 350
EMS Segment Restructuring and Facility Consolidation [Member]
Operating Lease, Impairment Loss									$ 522
Lease Facility in Fremont, California [Member]
Area of Real Estate Property (Square Foot) \| ft²	3,888
Lessee, Operating Lease, Term of Contract (Month)	38 months 15 days
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 202						$ 202
Lease Agreement, EMS Facility in Mt. Laurel, New Jersey [Member]
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability			$ 2,051
Lessee, Operating Lease, Renewal Term (Month)			120 months