Intangible Assets - Additional Information (Detail) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2019 |
Jun. 30, 2018 |
Jun. 30, 2019 |
Jun. 30, 2018 |
|
| Acquired Finite Lived Intangible Assets [Line Items] | ||||
| Amortization expense | $ 63,000 | $ 63,000 | $ 126,000 | $ 126,000 |
| Definite-lived intangible assets, amortization expense, remainder of 2019 | 126,000 | 126,000 | ||
| Definite-lived intangible assets, amortization expense, 2020 | 252,000 | 252,000 | ||
| Definite-lived intangible assets, amortization expense, 2021 | 236,000 | 236,000 | ||
| Definite-lived intangible assets, amortization expense, 2022 | $ 143,000 | $ 143,000 | ||
| OneClick [Member] | Tradenames [Member] | ||||
| Acquired Finite Lived Intangible Assets [Line Items] | ||||
| Amortization period | 60 months | |||
| OneClick [Member] | Covenants Not To Compete [Member] | ||||
| Acquired Finite Lived Intangible Assets [Line Items] | ||||
| Amortization period | 48 months | |||