Leases - Additional Information (Details) |
9 Months Ended |
|---|---|
Sep. 30, 2019 | |
| Minimum | |
| Lessee, Lease, Description [Line Items] | |
| Remaining lease term | 2 months |
| Maximum | |
| Lessee, Lease, Description [Line Items] | |
| Remaining lease term | 3 years |
| Renewal term (up to) | 5 years |