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Property, Plant and Equipment | 12 Months Ended
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Dec. 31, 2014
Disclosure Text Block |
Property, Plant and Equipment | NOTE 9 PROPERTY, PLANT AND EQUIPMENT Property, plant and equipment in service and under construction, and related accumulated depr eciation and amortization, as of December 31, 2014 and 2013 were as follows:
December 31, | Useful Lives (Years) |  | 2014 |  | 2013
(Dollars in thousands) |  |  |  |  |  |  |
Land | N/A |  | $ | 35,031 |  | $ | 36,266
Buildings | 20 |  |  | 296,502 |  |  | 304,272
Leasehold and land improvements | 1-30 |  |  | 1,086,718 |  |  | 1,197,520
Cell site equipment | 7-25 |  |  | 3,269,609 |  |  | 3,306,575
Switching equipment | 5-8 |  |  | 960,377 |  |  | 1,161,976
Office furniture and equipment | 3-5 |  |  | 553,630 |  |  | 539,248
Other operating assets and equipment | 3-5 |  |  | 89,663 |  |  | 92,456
System development | 1-7 |  |  | 1,042,195 |  |  | 962,698
Work in process | N/A |  |  | 125,015 |  |  | 116,501
|  |  |  | 7,458,740 |  |  | 7,717,512
Accumulated depreciation and amortization |  |  |  | (4,730,523) |  |  | (4,860,992)
|  |  |  | $ | 2,728,217 |  | $ | 2,856,520
D epreciation and amortiz ation expense totaled $593.2 million, $791.1 million and $597.7 million in 2014, 2013 and 2012, respectively. As a result of the Divestiture Transaction, U.S. Cellular recog nized increment al depreciation and amortization in 2014, 201 3 and 201 2. See Note 6 — Acquisitions, Divestitures and Exchanges for additional information. In 2014, 2013 and 2012, (G ain) l oss on asset disposals, net included charges of $21.5 million, $30.6 million and $18.1 million, respectively, related to disposals of assets, trade-ins of older assets for replacement assets and other retirements of assets from service in the normal course of business.

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- Definition The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures. + References Reference 1: 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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6391110&loc=d3e2921-110230 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13-14) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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