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Restructuring and Reorganization Charges (Details Textual) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 USD ($) Employees | Dec. 31, 2020 USD ($) Employees | Dec. 31, 2019 USD ($) Employees | Dec. 31, 2018 USD ($)
Restructuring Cost And Reserve [Line Items] |  |  |  |
Reduced workforce | Employees | 100 | 80 | 70 |
Restructuring and reorganization charges | $ 4,870 | $ 5,328 | $ 4,834 |
Restructuring and reorganization reserve | 675 | 933 | 822 | $ 4,336
Depreciation | 24,835 | 22,926 | 21,422 |
Current Liabilities |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Restructuring and reorganization reserve | 700 |  |  |
Furniture and Fixtures and Leasehold Improvements |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Depreciation | 1,200 |  |  |
Termination Benefits Related to Organizational Changes |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Restructuring and reorganization charges | $ 3,400 | $ 4,200 | $ 2,500 |

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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + 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 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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