Summary of significant accounting policies- Revenue by primary source (Details) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Sep. 30, 2017
USD ($)
|
Sep. 30, 2016
USD ($)
|
Sep. 30, 2017
USD ($)
segment
|
Sep. 30, 2016
USD ($)
|
|
| Primary revenue source | ||||
| Number of reportable segments | segment | 1 | |||
| Revenue | $ 53,655 | $ 40,796 | $ 147,021 | $ 114,370 |
| DAS | ||||
| Primary revenue source | ||||
| Revenue | 21,755 | 15,959 | 56,563 | 40,957 |
| Military | ||||
| Primary revenue source | ||||
| Revenue | 13,946 | 10,137 | 40,029 | 28,969 |
| Wholesale-Wi-Fi | ||||
| Primary revenue source | ||||
| Revenue | 8,307 | 5,888 | 22,438 | 16,031 |
| Retail | ||||
| Primary revenue source | ||||
| Revenue | 6,234 | 6,619 | 19,007 | 20,100 |
| Advertising and other | ||||
| Primary revenue source | ||||
| Revenue | $ 3,413 | $ 2,193 | $ 8,984 | $ 8,313 |