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Note 11 - Leases (Tables)

6 Months Ended

Jun. 30, 2025

Notes Tables

Lease, Cost [Table Text Block]

		Three Months Ended								Six Months Ended
		June 30, 2025				June 30, 2024				June 30, 2025				June 30, 2024
Operating lease cost		$	136			$	135			$	272			$	270
Variable lease cost			33				33				67				66
Total lease cost		$	169			$	168			$	339			$	336

		June 30, 2025
Weighted average remaining lease term (in years)			1.93
Weighted average discount rate			5.50	%

Lessee, Operating Lease, Supplemental Cash Flow Information [Table Text Block]

		Three Months Ended								Six Months Ended
		June 30, 2025				June 30, 2024				June 30, 2025				June 30, 2024
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows (fixed payments)		$	155			$	150			$	310			$	300
Operating cash flows (liability reduction)		$	139			$	129			$	280			$	256
ROU assets obtained in exchange for lease obligations:
Operating leases		$	—			$	24			$	—			$	24

Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]

		June 30, 2025
Remaining six months of 2025		$	314
2026			486
2027			249
2028			5
2029			3
Total payments			1,057
Less: imputed interest			(52	)
Total present value of lease liabilities		$	1,005

X

- Definition

The entire tabular disclosure for the supplemental cash flow information in regards to operating leases.

+ References

No definition available.

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Namespace Prefix:	bkti_
Data Type:	dtr-types:textBlockItemType
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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
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-4

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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
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-6

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- References

No definition available.

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