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Note 2 - Summary of Accounting Policies (Details Textual) $ in Thousands |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Mar. 08, 2023 USD ($) | Dec. 01, 2021 USD ($) | Jul. 02, 2021 USD ($) | Mar. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Sep. 30, 2022 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
Accounts Receivable, before Allowance for Credit Loss |  |  |  |  |  |  |  | $ 571,241 |  |
Accounts Receivable, Allowance for Credit Loss |  |  |  |  |  | $ 27,664 |  | 33,925 | $ 27,664 | $ 12,025
Accounts Receivable, Credit Loss Expense (Reversal) | [1] |  |  |  |  |  |  | 7,443 | 17,966 |
Depreciation |  |  |  |  |  |  |  | 62,408 | 52,821 | 42,155
Goodwill and Intangible Asset Impairment, Total |  |  |  |  |  |  |  | 0 | 0 | 0
Amortization of Financing Costs and Debt Discount Premium |  |  |  |  |  |  |  | 3,885 | 3,234 | 2,589
Deferred Costs Amortization Expense, Next Twelve Months |  |  |  |  |  |  |  | 3,923 |  |
Deferred Costs Amortization Expense, Year Two |  |  |  |  |  |  |  | 3,919 |  |
Deferred Costs Amortization Expense, Year Three |  |  |  |  |  |  |  | 3,819 |  |
Deferred Costs Amortization Expense, Year Four |  |  |  |  |  |  |  | 1,028 |  |
Deferred Costs Amortization Expense, Year Five |  |  |  |  |  |  |  | 0 |  |
Contract with Customer, Liability |  |  |  |  |  | 33,551 |  | 19,173 | 33,551 |
Contract with Customer, Liability, Revenue Recognized |  |  |  |  |  |  |  | 33,551 |  |
Advertising Expense |  |  |  |  |  |  |  | 118,303 | 100,589 | 66,660
Research and Development Expense |  |  |  |  |  |  |  | 173,443 | 159,774 | 104,303
Business Combination, Contingent Consideration, Liability |  |  |  |  |  | 81,533 |  | 38,937 | 81,533 |
Payment for Contingent Consideration Liability, Financing Activities |  |  |  |  |  |  |  | 4,979 | 16,135 | 3,750
Business Combination, Acquisition Related Costs |  |  |  |  |  |  |  | 460 | 1,459 | $ 21,465
Pramac [Member] |  |  |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Liabilities Incurred |  | $ 11,490 |  |  |  |  |  |  |  |
ecobee Inc. [Member] |  |  |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Liabilities Incurred | [2] |  | $ 89,400 |  |  |  |  |  |  |
Payment for Contingent Consideration Liability, Financing Activities |  |  |  |  | $ 479 | 542 |  | 479 |  |
Contingent Consideration, Share Payments, Value |  |  |  |  | $ 45,000 | 47,123 |  | 44,521 |  |
Acquisition of Chilicon [Member] |  |  |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Liabilities Incurred | [3] |  |  | $ 31,308 |  |  |  |  |  |
Contingent Consideration, Share Payments, Value |  |  |  |  |  |  |  | 4,286 |  |
Mean Green [Member] |  |  |  |  |  |  |  |  |  |
Payment for Contingent Consideration Liability, Financing Activities |  |  |  |  |  |  |  | 4,500 |  |
Other Accrued Liabilities [Member] |  |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Liability |  |  |  |  |  | 49,500 |  |  | 49,500 |
Other Long-term Liabilities [Member] |  |  |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Liability |  |  |  |  |  | $ 32,033 |  |  | 32,033 |
Fair Value, Inputs, Level 2 [Member] |  |  |  |  |  |  |  |  |  |
Debt Instrument, Fair Value Disclosure |  |  |  |  |  |  |  | 531,325 |  |
Term Loan [Member] |  |  |  |  |  |  |  |  |  |
Long-Term Debt |  |  |  |  |  |  |  | $ 524,946 |  |
Clean Energy Product [Member] |  |  |  |  |  |  |  |  |  |
Accounts Receivable, Credit Loss Expense (Reversal) |  |  |  |  |  |  | $ 17,926 |  | $ 17,926 |
Accounts Receivable [Member] | Customer Concentration Risk [Member] | One Customer [Member] |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  |  |  |  | 7.00% | 11.00% |
Revenue Benchmark [Member] | Customer Concentration Risk [Member] |  |  |  |  |  |  |  |  |  |
Number of Major Customers |  |  |  |  |  |  |  | 0 | 0 | 0
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | No Customer [Member] |  |  |  |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  |  |  |  | 4.00% | 4.00% | 6.00%
[1] | Includes a specific credit loss provision of $17,926 recorded during the third quarter of 2022 for a clean energy product customer that filed for bankruptcy.
[2] | he contingent consideration for the period ended June 30, 2022, was paid during the fourth quarter of 2022 in the amount of $47,123 in shares of common stock, or 196,531 shares of common stock, and $542 was paid with cash on hand. Additionally, during the fourth quarter of 2022, the Company entered into a definitive agreement to accelerate the measurement and payment for the remaining contingent consideration period ending June 30, 2023. The parties agreed to a final payment amount of $45,000 issued with 466,188 shares of common stock and $479 of cash. The $45,000 was paid during the first quarter of 2023.
[3] | Payable in common stock issued upon achievement of certain performance targets within 45 calendar days following the conclusion of the earnout period, December 31, 2025.

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