Summary of significant accounting policies- Revenue by segment (Details) $ in Thousands |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2017
USD ($)
segment
|
Mar. 31, 2016
USD ($)
|
|
| Primary revenue source | ||
| Number of reportable segments | segment | 1 | |
| Revenue | $ 44,333 | $ 34,499 |
| DAS | ||
| Primary revenue source | ||
| Revenue | 16,256 | 11,106 |
| Military | ||
| Primary revenue source | ||
| Revenue | 12,541 | 9,098 |
| Wholesale-Wi-Fi | ||
| Primary revenue source | ||
| Revenue | 6,831 | 4,937 |
| Retail | ||
| Primary revenue source | ||
| Revenue | 6,415 | 6,914 |
| Advertising and other | ||
| Primary revenue source | ||
| Revenue | $ 2,290 | $ 2,444 |