Amount of increase (decrease) in operating lease right-of-use asset.

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- Definition

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

+ References

No definition available.

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- Definition

Amount of increase (decrease) in obligation for operating lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
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- References

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease having initial or remaining lease term in excess of one year to be paid in remainder of current fiscal year.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980

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- Definition

Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.

+ References

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- Definition

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

+ References

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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

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- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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-SubTopic 20
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- References

No definition available.

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- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

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-Publisher FASB
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- Definition

Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

+ References

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- Definition

Weighted average discount rate for operating lease calculated at point in time.

+ References

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-Name Accounting Standards Codification
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- Definition

Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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Leases (Details) - USD ($) $ in Thousands		3 Months Ended
Leases (Details) - USD ($) $ in Thousands	Apr. 30, 2021	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Leases [Abstract]
Operating lease expense		$ 237	$ 243
Operating cash outflows from leases		$ 230	$ 262
Weighted average remaining lease term		3 years 3 months 18 days		3 years 6 months
Weighted average discount rate		4.40%		4.40%
Maturity of Operating Lease Liabilities [Abstract]
2022		$ 654		$ 886
2023		719		721
2024		720		721
2025		425		426
2026		22		23
Total undiscounted lease payments		2,540		2,777
Less imputed interest		179		207
Total lease liabilities		$ 2,361		$ 2,570
Minimum [Member]
Leases [Abstract]
Remaining lease terms		1 year
Extension period for leases		2 years
Maximum [Member]
Leases [Abstract]
Remaining lease terms		4 years
Extension period for leases		5 years
Termination period for leases		1 year
Facility in Hamden, Connecticut [Member]
Leases [Abstract]
Extension period for leases		2 years
Increase (decrease) in right-of-use-asset	$ (300)
Increase (decrease) in operating lease liability	$ (300)