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Property and Equipment, Net (Tables) | 12 Months Ended
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Dec. 31, 2015
Property, Plant and Equipment [Abstract] |
Components of Property and Equipment | Depreciation expense is computed using the straight-line method over the following useful lives:
Computer hardware | 2 to 3 years
Computer software | 2 to 5 years
Furniture and equipment | 5 years
Leasehold improvements | Term of lease, 5 years maximum
Property and equipment consisted of the following (in thousands):
|  | December 31,
|  | 2015 |  | 2014
Computer hardware |  | $ | 162,346 |  |  | $ | 159,309 |
Computer software |  | 339,634 |  |  | 312,968 |
Furniture and equipment |  | 96,536 |  |  | 105,262 |
Leasehold improvements |  | 118,491 |  |  | 113,782 |
Other |  | 9,560 |  |  | 9,045 |
Property and equipment, cost |  | 726,567 |  |  | 700,366 |
Accumulated depreciation |  | (583,661 | ) |  | (578,612 | )
Property and equipment, net |  | $ | 142,906 |  |  | $ | 121,754 |

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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 13 -Subparagraph b -Article 5 + Details
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