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v3.21.1

Property and Equipment, Net | 3 Months Ended
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Mar. 31, 2021
Property, Plant and Equipment [Abstract] |
Property and Equipment, Net | Property and Equipment, NetProperty and equipment consisted of the following (in thousands):
|  | March 31, 2021 |  |  | December 31, 2020
Computer hardware |  | $ | 160,685 |  |  |  | $ | 159,180 |
Computer software |  | 251,477 |  |  |  | 250,585 |
Furniture and equipment |  | 91,345 |  |  |  | 91,112 |
Leasehold improvements |  | 163,090 |  |  |  | 164,807 |
Property and equipment, cost |  | 666,597 |  |  |  | 665,684 |
Accumulated depreciation |  | (562,896) |  |  |  | (555,867) |
Property and equipment, net |  | $ | 103,701 |  |  |  | $ | 109,817 |

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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 http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://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 http://asc.fasb.org/extlink&oid=120429125&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 http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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