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Equipment and Improvements | 12 Months Ended
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Dec. 31, 2022
Property, Plant and Equipment [Abstract] |
Equipment and Improvements | Equipment and Improvements Equipment and improvements consist of the following (in thousands):
| December 31,
| 2022 |  | 2021
Computer hardware, software, and equipment | $ | 10,347 |  |  | $ | 10,535 |
Leasehold improvements | 3,381 |  |  | 3,378 |
Office furniture and fixtures | 828 |  |  | 803 |
| 14,556 |  |  | 14,725 |
Less accumulated depreciation and amortization | (13,058) |  |  | (12,027) |
Equipment and improvements, net | $ | 1,498 |  |  | $ | 2,698 |
Depreciation and amortization expense on equipment and improvements was $1.2 million for each of the years ended December 31, 2022 and 2021.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI https://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=126982197&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99779-112916 + Details
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