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Acquisitions (Tables) | 12 Months Ended
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Dec. 31, 2018
Acquisitions [Abstract] |
Schedule of Acquisition Activity |
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﻿ |  |  |  |  |  |  |  |  |
﻿ |  | For the year ended December 31,
﻿ |  | 2018 |  | 2017 |  | 2016
﻿Tower acquisitions (number of towers) |  |  | 1,316 |  |  | 1,425 |  |  | 531
﻿
Schedule of Acquisition Capital Expenditures |
﻿ |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |
﻿ |  | For the year ended December 31,
﻿ |  | 2018 |  | 2017 |  | 2016
﻿ |  |  |  |  |  |  |  |  |
﻿ |  |  | (in thousands)
﻿Acquisitions of towers and related intangible assets (1) |  | $ | 406,699 |  | $ | 392,902 |  | $ | 214,686
﻿Land buyouts and other assets (2) |  |  | 45,130 |  |  | 48,645 |  |  | 62,149
﻿Total cash acquisition capital expenditures |  | $ | 451,829 |  | $ | 441,547 |  | $ | 276,835
﻿
| (1) |  | The year ended December 31, 2017 excludes $63.3 million of acquisition costs funded through the issuance of 487,963 shares of Class A common stock.
| (2) |  | In addition, the Company paid $24.3 million, $18.8 million, and $14.1 million for ground lease extensions and term easements on land underlying the Company’s towers during the years ending December 31, 2018, 2017, and 2016, respectively. The Company recorded these amounts in prepaid rent on its Consolidated Balance Sheets.

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- Definition Tabular disclosure of a material business combination completed during the period, including background, timing, and recognized assets and liabilities. This table does not include leveraged buyouts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1486-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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