Commitments And Contingencies (Details) $ in Millions |
9 Months Ended |
|---|---|
|
Sep. 30, 2016
USD ($)
| |
| Fleet vehicles | |
| Operating Leased Assets [Line Items] | |
| Operating lease, future amount | $ 0.9 |
| Alpharetta, Georgia | Building | |
| Operating Leased Assets [Line Items] | |
| Operating lease, future amount | $ 2.7 |
| Minimum | Fleet vehicles | |
| Operating Leased Assets [Line Items] | |
| Minimum lease terms | 367 days |