Acquisition - Additional Information (Detail) - USD ($) |
1 Months Ended | ||
|---|---|---|---|
Mar. 31, 2016 |
May 31, 2016 |
Feb. 29, 2016 |
|
| Business Acquisition [Line Items] | |||
| Goodwill | $ 70,160,000 | $ 69,595,000 | |
| Measurement period of fair value of assets acquired and liabilities assumed | 1 year | ||
| Sookasa, Inc. | |||
| Business Acquisition [Line Items] | |||
| Business acquisition, aggregate cash consideration to acquire Sookasa Inc. | $ 300,000 | ||
| Business acquisition, issuance of common stock to acquire Sookasa Inc. (in shares) | 10,000 | ||
| Business acquisition, aggregate consideration transferred to acquire Sookasa Inc. | $ 400,000 | ||
| Goodwill | 400,000 | ||
| Goodwill deductible for income tax purpose | $ 0 |