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Note 6 - Fair Value Measurements (Tables) | 12 Months Ended
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Sep. 30, 2021
Notes Tables |
Fair Value, Assets Measured on Recurring Basis [Table Text Block] |
|  | September 30, 2021 |
|  | Cost Basis |  |  | Unrealized Gain (Loss) |  |  | Fair Value |  |  | Cash Equivalents |  |  | Short-term Securities |  |  | Long-term Securities |
Level 1: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money Market Funds |  | $ | 932 |  |  | $ | - |  |  | $ | 932 |  |  | $ | 932 |  |  | $ | - |  |  | $ | - |
Level 2: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Certificates of deposit |  |  | 1,494 |  |  |  | - |  |  |  | 1,494 |  |  |  | - |  |  |  | 694 |  |  |  | 800 |
Municipal securities |  |  | 5,139 |  |  |  | (1 | ) |  |  | 5,138 |  |  |  | - |  |  |  | 4,205 |  |  |  | 933 |
Corporate bonds |  |  | 928 |  |  |  | 1 |  |  |  | 929 |  |  |  | - |  |  |  | 787 |  |  |  | 142 |
Subtotal |  |  | 7,561 |  |  |  | - |  |  |  | 7,561 |  |  |  | - |  |  |  | 5,686 |  |  |  | 1,875 |
Total |  | $ | 8,493 |  |  | $ | - |  |  | $ | 8,493 |  |  | $ | 932 |  |  | $ | 5,686 |  |  | $ | 1,875 |
|  | September 30, 2020 |
|  | Cost Basis |  |  | Unrealized Gain |  |  | Fair Value |  |  | Cash Equivalents |  |  | Short-term Securities |  |  | Long-term Securities |
Level 1: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money Market Funds |  | $ | 365 |  |  | $ | - |  |  | $ | 365 |  |  | $ | 365 |  |  | $ | - |  |  | $ | - |
Level 2: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Certificates of deposit |  |  | 1,195 |  |  |  | - |  |  |  | 1,195 |  |  |  | - |  |  |  | - |  |  |  | 1,195 |
Municipal securities |  |  | 3,777 |  |  |  | 4 |  |  |  | 3,781 |  |  |  | - |  |  |  | 2,431 |  |  |  | 1,350 |
Corporate bonds |  |  | 3,091 |  |  |  | 3 |  |  |  | 3,094 |  |  |  | - |  |  |  | 1,834 |  |  |  | 1,260 |
Subtotal |  |  | 8,063 |  |  |  | 7 |  |  |  | 8,070 |  |  |  | - |  |  |  | 4,265 |  |  |  | 3,805 |
Total |  | $ | 8,428 |  |  | $ | 7 |  |  | $ | 8,435 |  |  | $ | 365 |  |  | $ | 4,265 |  |  | $ | 3,805 |
Fair Value Measurements, Nonrecurring [Table Text Block] |
|  | Carrying Value |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
Goodwill from Zonehaven acquisition |  | $ | 15,538 |  |  | $ | - |  |  | $ | - |  |  | $ | 15,538 |
Intangible assets from Zonehaven acquisition |  | $ | 9,594 |  |  | $ | - |  |  | $ | - |  |  | $ | 9,594 |
Goodwill from Amika Mobile asset purchase |  | $ | 5,853 |  |  | $ | - |  |  | $ | - |  |  | $ | 5,853 |
Intangibles from Amika Mobile asset purchase |  | $ | 2,531 |  |  | $ | - |  |  | $ | - |  |  | $ | 2,531 |
Operating lease ROU asset from Amika Mobile asset purchase |  | $ | 248 |  |  | $ | - |  |  | $ | - |  |  | $ | 248 |
Holdback liability from Amika Mobile asset purchase |  | $ | 687 |  |  | $ | - |  |  | $ | - |  |  | $ | 687 |
Holdback Liability [Member] |
Notes Tables |
Fair Value, Liabilities Measured on Recurring and Nonrecurring Basis [Table Text Block] |
Balance at acquisition date |  | $ | 613 |
Accretion |  |  | 46 |
Currency translation |  |  | 28 |
Balance at September 30, 2021 |  | $ | 687 |

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- Definition Tabular disclosure of assets and liabilities by class, including financial instruments measured at fair value that are classified in shareholders' equity, if any, that are measured at fair value on a nonrecurring basis in periods after initial recognition (for example, impaired assets). Disclosures may include, but are not limited to: (a) the fair value measurements recorded and the reasons for the measurements and (b) the level within the fair value hierarchy in which the fair value measurements are categorized in their entirety (levels 1, 2, 3). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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