Summary of significant accounting policies (Details 2) $ in Thousands |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2016
USD ($)
segment
|
Mar. 31, 2015
USD ($)
|
|
| Primary revenue source | ||
| Number of reportable segments | segment | 1 | |
| Revenue | $ 34,499 | $ 29,392 |
| DAS | ||
| Primary revenue source | ||
| Revenue | 11,106 | 9,596 |
| Military | ||
| Primary revenue source | ||
| Revenue | 9,098 | 3,514 |
| Retail | ||
| Primary revenue source | ||
| Revenue | 6,914 | 8,709 |
| Wholesale - Wi-Fi | ||
| Primary revenue source | ||
| Revenue | 4,937 | 4,170 |
| Advertising and other | ||
| Primary revenue source | ||
| Revenue | $ 2,444 | $ 3,403 |