XML 45 R32.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Goodwill (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Summary of Carrying Amount of Goodwill | Changes in the carrying amount of goodwill for the years ended December 31, 2017 and 2018 are as follows:
Balance as of January 1, 2017 |  | $ | 3,393,234 |
Asset exchange (see Note 3) |  |  | 11,882,030 |
Balance as of December 31, 2017 |  |  | 15,275,264 |
Business acquisition (see Note 3) |  |  | 10,102,183 |
Balance as of December 31, 2018 |  | $ | 25,377,447 |

X
- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267 + Details
Name: | us-gaap_ScheduleOfGoodwillTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration