v3.6.0.2
Property and equipment (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Property and equipment      
Total property and equipment $ 423,323 $ 337,888  
Less: accumulated depreciation and amortization (172,558) (123,388)  
Total property and equipment, net 250,765 214,500  
Depreciation and amortization      
Depreciation and amortization 49,202 38,293 $ 27,446
Abandoned build-out projects      
Asset impairment charge      
Impairment losses 54 215  
Certain software developed for internal use, change in the use      
Asset impairment charge      
Impairment losses     406
Abandoned Wi-Fi network assets resulting from venue termination agreement      
Asset impairment charge      
Impairment losses     494
Network access      
Depreciation and amortization      
Depreciation and amortization 27,013 22,666 18,074
Network operations      
Depreciation and amortization      
Depreciation and amortization 13,966 9,058 5,662
Development and technology      
Depreciation and amortization      
Depreciation and amortization 7,207 5,441 3,381
General and administrative      
Depreciation and amortization      
Depreciation and amortization 1,016 1,128 $ 329
Leasehold improvements      
Property and equipment      
Total property and equipment 358,477 243,743  
Software      
Property and equipment      
Total property and equipment 33,349 24,349  
Construction in progress      
Property and equipment      
Total property and equipment 18,859 57,692  
Computer equipment      
Property and equipment      
Total property and equipment 10,878 10,366  
Furniture, fixtures and office equipment      
Property and equipment      
Total property and equipment 1,760 1,738  
Equipment acquired under capital leases      
Property and equipment      
Total property and equipment 8,780 5,080  
Less: accumulated depreciation and amortization $ (2,352) $ (932)