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Nature of Business and Organization (Details) | 12 Months Ended
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Dec. 31, 2017
Golden Bull BVI [Member] |
Variable Interest Entity [Line Items] |
Name | Golden Bull BVI
Background | A British Virgin Islands company Incorporated on February 27, 2017
Ownership | 100%.
Golden Bull HK [Member] |
Variable Interest Entity [Line Items] |
Name | Golden Bull HK
Background | A Hong Kong company Incorporated on January 24, 2017
Ownership | 100% owned by Golden Bull BVI.
Golden Bull WFOE [Member] |
Variable Interest Entity [Line Items] |
Name | Golden Bull WFOE
Background | A PRC limited liability company and deemed a wholly foreign owned enterprise ("WFOE") Incorporated on June 8, 2017
Ownership | 100% owned by Golden Bull HK.
Shanghai Dianniu [Member] |
Variable Interest Entity [Line Items] |
Name | Shanghai Dianniu
Background | A PRC limited liability company Incorporated on November 17, 2015 Services for online marketplace connecting borrowers and lenders.
Ownership | VIE of Golden Bull WFOE.
Shanghai Baoxun [Member] |
Variable Interest Entity [Line Items] |
Name | Shanghai Baoxun
Background | A PRC limited liability company Incorporated on January 22, 2016 Design and production of online advertisement and marketing survey services for online marketplace.
Ownership | VIE of Golden Bull WOFE.

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- Definition Description of the variable interest entity's nature. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=77990344&loc=SL6759159-111685 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph b -URI http://asc.fasb.org/extlink&oid=77990344&loc=d3e5747-111685 + Details
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