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Note 3 - Acquisitions (Details Textual) - USD ($) |  |  | 1 Months Ended | 5 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 01, 2021 | May 03, 2021 | Sep. 30, 2021 | Sep. 30, 2021 | Aug. 09, 2021 | Dec. 31, 2020
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total |  |  | $ 8,822,000 | $ 8,822,000 |  |
Goodwill, Ending Balance |  |  | 223,936,000 | 223,936,000 |  | $ 58,449,000
Sexton Acquisition [Member] |  |  |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) | 530,502 |  |  |  |  |
Business Acquisition, Percentage of Equity Issuable Shares Held in Escrow Accounts for Post Closing Claims | 10.00% |  |  |  |  |
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain (Loss), Net, Total | $ 6,500,000 |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Tangible Assets | 4,100,000 |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities | 1,284,000 |  |  |  | $ 1,300,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total | 8,800,000 |  |  |  |  |
Goodwill, Ending Balance | 28,273,000 |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Gross Receivables | 509,000 |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Uncollectable Receivables | $ 17,000 |  |  |  |  |
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual |  |  | 425,000 |  |  |
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual |  |  | $ 227,000 |  |  |
Sexton Acquisition [Member] | Common Stock Issued to Acquire Participating Holders [Member] |  |  |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) | 477,452 |  |  |  |  |
Sexton Acquisition [Member] | Common Stock Deposited Into Escrow [Member] |  |  |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) | 53,050 |  |  |  |  |
GCI Acquisition [Member] |  |  |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) |  | 6,636,470 |  |  |  |
Business Acquisition, Percentage of Equity Issuable Shares Held in Escrow Accounts for Post Closing Claims |  | 9.00% |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Tangible Assets |  | $ 740,000 |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities |  | 23,526,000 |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total |  | 120,480,000 |  |  |  |
Goodwill, Ending Balance |  | 137,215,000 |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Gross Receivables |  | 7,100,000 |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Uncollectable Receivables |  | $ 53,000 |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares, Before Adjustments (in shares) |  | 6,646,870 |  |  |  |
Business Combination, Stock Reduced During Period, Satisfy Note Receivable (in shares) |  | 10,400 |  |  |  |
Business Combination, Escrow Shares, Period (Month) |  | 24 months |  |  |  |
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual |  |  |  | 28,500,000 |  |
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual |  |  |  | $ 7,600,000 |  |
GCI Acquisition [Member] | One GCI Stockholder [Member] |  |  |  |  |  |
Business Combination, Stock Reduced During Period, Satisfy Note Receivable (in shares) |  | 10,400 |  |  |  |
Financing Receivable, after Allowance for Credit Loss, Total |  | $ 374,000 |  |  |  |

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- Definition Represents the percentage of equity issuable shares held in escrow accounts for post-closing indemnification claims. + References No definition available. + Details
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- Definition Gross amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References No definition available. + Details
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- Definition Uncollectable amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References No definition available. + Details
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- Definition The amount of tangible assets recognized as of the acquisition date. + References No definition available. + Details
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- Definition This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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- Definition This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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- Definition Amount of deferred tax liability attributable to taxable temporary differences assumed at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123413009&loc=d3e4845-128472 + Details
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- Definition Amount of intangible assets, excluding goodwill, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123413009&loc=d3e4845-128472 + Details
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- Definition In a business combination achieved in stages, this element represents the amount of net gain (loss) recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g)(2) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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