|9 Months Ended|
Sep. 30, 2019
|Goodwill and Intangible Assets Disclosure [Abstract]|
4. Intangible Assets
Intangible assets consisted of the following (in thousands):
The entire disclosure for all or part of the information related to intangible assets.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef