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Note 5 - Restructuring and Other Charges - Changes in Accrued Restructuring (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2022 | Dec. 31, 2021
Beginning balance |  |  | $ 340 | $ 70 | $ 340
Restructuring chargers, accruals | $ 51 | $ 197 | 55 |  |
Cash payments |  |  |  | (7) | (573)
Adjustments to accruals for other associated costs |  |  |  | (63) |
Balance |  |  |  | 0 | 70
Severance and Other One-Time Termination Benefits [Member] |  |  |  |  |
Restructuring chargers, accruals |  |  |  |  | 120
Other Restructuring [Member] |  |  |  |  |
Restructuring chargers, accruals |  |  |  |  | 183
EMS Segment Restructuring and Facility Consolidation [Member] |  |  |  |  |
Beginning balance |  |  | 233 | 0 | 233
Cash payments |  |  |  | 0 | (416)
Adjustments to accruals for other associated costs |  |  |  | 0 |
Balance |  |  |  | 0 | 0
EMS Segment Restructuring and Facility Consolidation [Member] | Severance and Other One-Time Termination Benefits [Member] |  |  |  |  |
Restructuring chargers, accruals |  |  |  |  | 0
EMS Segment Restructuring and Facility Consolidation [Member] | Other Restructuring [Member] |  |  |  |  |
Restructuring chargers, accruals |  |  |  |  | 183
Executive Management Changes [Member] |  |  |  |  |
Beginning balance |  |  | $ 107 | 70 | 107
Cash payments |  |  |  | (7) | (157)
Adjustments to accruals for other associated costs |  |  |  | (63) |
Balance |  |  |  | $ 0 | 70
Executive Management Changes [Member] | Severance and Other One-Time Termination Benefits [Member] |  |  |  |  |
Restructuring chargers, accruals |  |  |  |  | 120
Executive Management Changes [Member] | Other Restructuring [Member] |  |  |  |  |
Restructuring chargers, accruals |  |  |  |  | $ 0

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- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3367-108585 + Details
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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=109237686&loc=d3e17752-110868 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(1)) -URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)(2)) -URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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- Definition Amount of expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 + Details
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