Summary of significant accounting policies- Revenue by segment (Details) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Sep. 30, 2016
USD ($)
|
Sep. 30, 2015
USD ($)
|
Sep. 30, 2016
USD ($)
segment
|
Sep. 30, 2015
USD ($)
|
|
| Primary revenue source | ||||
| Number of reportable segments | segment | 1 | |||
| Revenue | $ 40,796 | $ 37,186 | $ 114,370 | $ 100,855 |
| DAS | ||||
| Primary revenue source | ||||
| Revenue | 15,959 | 13,142 | 40,957 | 34,863 |
| Military | ||||
| Primary revenue source | ||||
| Revenue | 10,137 | 5,257 | 28,969 | 13,003 |
| Retail | ||||
| Primary revenue source | ||||
| Revenue | 6,619 | 7,754 | 20,100 | 24,608 |
| Wholesale - Wi-Fi | ||||
| Primary revenue source | ||||
| Revenue | 5,888 | 5,454 | 16,031 | 15,096 |
| Advertising and other | ||||
| Primary revenue source | ||||
| Revenue | $ 2,193 | $ 5,579 | $ 8,313 | $ 13,285 |