Rental and Management | Network Development Services | Total | ||||||||||||||
Domestic | International | |||||||||||||||
Balance as of January 1, 2013 (1) | $ | 2,320,571 | $ | 520,072 | $ | 2,000 | $ | 2,842,643 | ||||||||
Additions (2) | 812,091 | 127,585 | — | 939,676 | ||||||||||||
Effect of foreign currency translation | — | (52,418 | ) | — | (52,418 | ) | ||||||||||
Balance as of December 31, 2013 | $ | 3,132,662 | $ | 595,239 | $ | 2,000 | $ | 3,729,901 |
(2) | Domestic and international rental and management segments include approximately $807.7 million and $67.3 million, respectively, of goodwill related to the Company’s acquisition of MIP Tower Holdings LLC (see note 6). |