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Property and Equipment (Tables) | 12 Months Ended
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Dec. 31, 2022
Property, Plant and Equipment [Abstract] |
Composition of Property and Equipment | The composition of property and equipment as of December 31, 2021 and 2022 is as follows (in thousands):
| December 31, 2021 |  | December 31, 2022 |  | Estimated useful life (years)
Land | $ | 5,380 |  |  | $ | 3,597 |  |  | — |
Buildings and improvements | 16,691 |  |  | 9,856 |  |  | 5-40
Furniture and office equipment | 65,054 |  |  | 40,539 |  |  | 5-7
Computer hardware | 20,175 |  |  | 13,152 |  |  | 3-7
Computer software | 199,635 |  |  | 212,832 |  |  | 3-10
Leasehold improvements | 71,633 |  |  | 70,921 |  |  | 3-15
Construction in progress | 9,246 |  |  | 7,016 |  |  | — |
| 387,814 |  |  | 357,913 |  |  |
Accumulated depreciation and amortization | (237,225) |  |  | (225,068) |  |  |
| $ | 150,589 |  |  | $ | 132,845 |  |  |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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