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Note 15 - Unaudited Condensed Consolidated Balance Sheet Detail | 9 Months Ended
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Sep. 30, 2021
Notes to Financial Statements |
Supplemental Balance Sheet Disclosures [Text Block] | 15. Unaudited Condensed Consolidated Balance Sheet detail Property and equipment
|  | September 30, |  |  | December 31, |
(In thousands) |  | 2021 |  |  | 2020 |
Property and equipment |  |  |  |  |  |  |  |
Leasehold improvements |  | $ | 3,301 |  |  | $ | 2,393 |
Furniture and computer equipment |  |  | 1,793 |  |  |  | 902 |
Manufacturing and other equipment |  |  | 13,798 |  |  |  | 10,076 |
Construction in-progress |  |  | 4,747 |  |  |  | 591 |
Subtotal |  |  | 23,639 |  |  |  | 13,962 |
Less: Accumulated depreciation |  |  | (6,177 | ) |  |  | (3,842 | )
Net property and equipment |  | $ | 17,462 |  |  | $ | 10,120 |
Depreciation expense for property and equipment was $691,000 and $2.1 million for the three and nine months ended September 30, 2021, respectively, and $296,000 and $873,000 for the three and nine months ended September 30, 2020, respectively. Accrued expenses and other current liabilities Accrued expenses and other current liabilities consist of the following:
|  | September 30, |  |  | December 31, |
(In thousands) |  | 2021 |  |  | 2020 |
Accrued expenses |  | $ | 1,435 |  |  | $ | 472 |
Accrued taxes |  |  | 62 |  |  |  | 112 |
Accrued compensation |  |  | 4,167 |  |  |  | 2,898 |
Warranty reserve liability |  |  | 5,552 |  |  |  | 212 |
Deferred revenue, current |  |  | 710 |  |  |  | 931 |
Other |  |  | 131 |  |  |  | 130 |
Total accrued expenses and other current liabilities |  | $ | 12,057 |  |  | $ | 4,755 |
Warranty reserve liability We reserve estimated exposures on known claims, as well as on a portion of anticipated claims, for product warranty and rework cost, based on historical product liability claims. Claim costs are deducted from the accrual when paid. Factors that could have an impact on the warranty accrual in any given period include the following: changes in manufacturing quality, changes in product costs, changes in product mix and any significant changes in sales volume. A rollforward of our warranty liability is as follows:
|  | Nine Months Ended |
|  | September 30, |
(In thousands) |  | 2021 |  |  | 2020 |
Beginning balance |  | $ | 212 |  |  | $ | 191 |
Warranty reserve acquired in the acquisition of Global Cooling |  |  | 3,353 |  |  |  | - |
Provision for warranties |  |  | 4,446 |  |  |  | 109 |
Settlements of warranty claims |  |  | (2,459 | ) |  |  | (92 | )
Ending Balance |  | $ | 5,552 |  |  | $ | 208 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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