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Note 4 - Leases (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

Lease, Cost [Table Text Block]

		March 31, 2021 (Unaudited)
Weighted average remaining lease term (years)			4.68
Weighted average discount rates			1.93	%

		Three months ended march 31,
		2021				2020
Operating lease cost		$	741			$	598
Cash payments for operating leases		$	799			$	592

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

The remainder of 2021		$	2,171
2022			2,633
2023			1,185
2024			462
2025			474
2026 and thereafter			1,338
Total undiscounted cash flows			8,263
Less imputed interest			373
Present value of lease liabilities		$	7,890

X

- Definition

Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980

+ Details

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Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.

+ 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=121609121&loc=SL77918701-209980

+ Details

Name:	us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_TableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration