v3.25.2
BUSINESS SEGMENTS - Summarized Segment Financial Information (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Mar. 06, 2025
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Segment Reporting Information [Line Items]            
Segment revenues   $ 2,626.9 $ 2,544.7 $ 5,189.7 $ 5,057.3  
Selling, general, administrative and development expense   233.7 218.3 471.2 462.6  
OPERATING INCOME   1,197.7 1,156.2 2,451.8 2,297.2  
Stock-based compensation expense   47.3 44.3 100.7 107.1  
Other selling, general, administrative and development expense   58.9 55.6 117.5 117.7  
Depreciation, amortization and accretion   510.3 520.6 1,002.8 1,029.4  
Other expense   682.4 309.2 1,263.2 528.5  
Income from continuing operations before income taxes   511.8 847.3 1,129.3 1,768.6  
Total assets   63,754.5 65,837.8 63,754.5 65,837.8 $ 61,077.4
Capital expenditures       652.9 730.1  
Unrealized gains on equity securities   110.7 40.7 118.3 26.0  
Disposal Group, Disposed of by Sale, Not Discontinued Operations | South Africa Fiber            
Segment Reporting Information [Line Items]            
Gain on sale of subsidiary $ 53.6     53.6    
U.S. & Canada            
Segment Reporting Information [Line Items]            
Segment revenues   1,406.6 1,362.8 2,779.5 2,703.7  
Africa & APAC            
Segment Reporting Information [Line Items]            
Segment revenues   336.3 299.2 669.9 596.3  
Europe            
Segment Reporting Information [Line Items]            
Segment revenues   232.7 203.2 445.7 407.7  
Latin America            
Segment Reporting Information [Line Items]            
Segment revenues   389.4 448.7 788.6 894.2  
Data Centers            
Segment Reporting Information [Line Items]            
Segment revenues   261.9 230.8 506.0 455.4  
Operating Segments            
Segment Reporting Information [Line Items]            
Segment revenues   2,626.9 2,544.7 5,189.7 5,057.3  
Segment operating expenses   688.7 649.3 1,323.2 1,268.2  
Segment gross margin   1,938.2 1,895.4 3,866.5 3,789.1  
Selling, general, administrative and development expense   127.5 118.4 253.0 237.8  
OPERATING INCOME   1,810.7 1,777.0 3,613.5 3,551.3  
Operating Segments | Total  Property            
Segment Reporting Information [Line Items]            
Segment revenues   2,527.4 2,497.3 5,015.6 4,979.7  
Segment operating expenses   640.6 627.3 1,240.2 1,232.3  
Segment gross margin   1,886.8 1,870.0 3,775.4 3,747.4  
Selling, general, administrative and development expense   121.0 113.8 240.1 228.3  
OPERATING INCOME   1,765.8 1,756.2 3,535.3 3,519.1  
Total assets   63,087.0 61,619.6 63,087.0 61,619.6  
Capital expenditures       649.0 679.0  
Operating Segments | U.S. & Canada            
Segment Reporting Information [Line Items]            
Segment revenues   1,307.1 1,315.4 2,605.4 2,626.1  
Segment operating expenses   222.2 220.6 424.5 424.9  
Segment gross margin   1,084.9 1,094.8 2,180.9 2,201.2  
Selling, general, administrative and development expense   41.3 40.2 80.6 76.8  
OPERATING INCOME   1,043.6 1,054.6 2,100.3 2,124.4  
Total assets   26,889.9 26,867.3 26,889.9 26,867.3  
Capital expenditures       160.5 136.8  
Operating Segments | Africa & APAC            
Segment Reporting Information [Line Items]            
Segment revenues   336.3 299.2 669.9 596.3  
Segment operating expenses   104.5 97.8 203.8 191.8  
Segment gross margin   231.8 201.4 466.1 404.5  
Selling, general, administrative and development expense   18.9 17.6 39.0 34.7  
OPERATING INCOME   212.9 183.8 427.1 369.8  
Total assets   4,234.9 4,223.6 4,234.9 4,223.6  
Capital expenditures       99.8 144.0  
Operating Segments | Europe            
Segment Reporting Information [Line Items]            
Segment revenues   232.7 203.2 445.7 407.7  
Segment operating expenses   86.6 73.2 162.6 146.7  
Segment gross margin   146.1 130.0 283.1 261.0  
Selling, general, administrative and development expense   14.6 15.4 30.4 31.2  
OPERATING INCOME   131.5 114.6 252.7 229.8  
Total assets   12,884.5 11,568.2 12,884.5 11,568.2  
Capital expenditures       106.5 109.3  
Operating Segments | Latin America            
Segment Reporting Information [Line Items]            
Segment revenues   389.4 448.7 788.6 894.2  
Segment operating expenses   124.4 136.4 247.1 276.7  
Segment gross margin   265.0 312.3 541.5 617.5  
Selling, general, administrative and development expense   27.1 21.7 48.1 49.5  
OPERATING INCOME   237.9 290.6 493.4 568.0  
Total assets   8,372.4 8,481.1 8,372.4 8,481.1  
Capital expenditures       57.9 83.1  
Operating Segments | Data Centers            
Segment Reporting Information [Line Items]            
Segment revenues   261.9 230.8 506.0 455.4  
Segment operating expenses   102.9 99.3 202.2 192.2  
Segment gross margin   159.0 131.5 303.8 263.2  
Selling, general, administrative and development expense   19.1 18.9 42.0 36.1  
OPERATING INCOME   139.9 112.6 261.8 227.1  
Total assets   10,705.3 10,479.4 10,705.3 10,479.4  
Capital expenditures       224.3 205.8  
Operating Segments | Services            
Segment Reporting Information [Line Items]            
Segment revenues   99.5 47.4 174.1 77.6  
Segment operating expenses   48.1 22.0 83.0 35.9  
Segment gross margin   51.4 25.4 91.1 41.7  
Selling, general, administrative and development expense   6.5 4.6 12.9 9.5  
OPERATING INCOME   44.9 20.8 78.2 32.2  
Total assets   139.0 73.8 139.0 73.8  
Capital expenditures       0.0 0.0  
Other            
Segment Reporting Information [Line Items]            
Stock-based compensation expense   47.3 44.3 100.7 107.1  
Other selling, general, administrative and development expense   58.9 55.6 117.5 117.7  
Depreciation, amortization and accretion   510.3 520.6 1,002.8 1,029.4  
Other expense   682.4 309.2 1,263.2 528.5  
Total assets   $ 528.5 4,144.4 528.5 4,144.4  
Capital expenditures       $ 3.9 51.1  
Total assets of discontinued operations     $ 3,500.0   $ 3,500.0