Cash settlement value of warrant instrument

No definition available.

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

- Definition

Class Of Warrant Or Right, Additional Payments Potentially Required

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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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.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Number of warrants or rights outstanding.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
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-SubTopic 30
-Section 55
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-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 6
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6036836-161870

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-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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Balance Type:	na
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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.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Fair value portion of notes payable.

+ 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
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-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term notes classified as other, payable within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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Balance Type:	credit
Period Type:	instant

- Definition

Amount of cash inflow from the sale of other assets recognized in investing activities.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585

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- Details

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Commitments and Contingencies Term Loan (Details) - USD ($)		12 Months Ended
	May 01, 2020	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Jan. 12, 2018
Class of Warrant or Right [Line Items]
Warrant shares (in shares)		414,286	1,339,286
Proceeds from sale of BriefCam, Ltd.		$ 0	$ 41,000	$ 9,778,000
Debt Instrument [Line Items]
Note payable		$ 1,800,000	$ 0
ESW Holdings, Inc.
Class of Warrant or Right [Line Items]
Warrant shares (in shares)	925,000	0	925,000		925,000
Cash settlement value of warrant instrument	$ 1,983,000
ESW Holdings, Inc.
Class of Warrant or Right [Line Items]
Notes payable, fair value	1,800,000
Term loan, at face value	1,833,000
Debt Instrument [Line Items]
Debt Instrument, Face Amount	$ 1,833,000
Debt Instrument, Interest Rate, Effective Percentage	7.25%
Basis spread on variable rate	4.00%
Note payable	$ 1,715,000
Notes payable, fair value	1,800,000
Class Of Warrant Or Right, Additional Payments Potentially Required	$ 150,000