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Summary of Significant Accounting Policies - Summary of Significant Customers and Vendors (Details) (Sounds Concept, Inc.) (Parenthetical)

v3.19.1
Summary of Significant Accounting Policies - Summary of Significant Customers and Vendors (Details) (Sounds Concept, Inc.) (Parenthetical) - Sound Concepts, Inc. [Member]
11 Months Ended 12 Months Ended
Nov. 30, 2018
Nov. 30, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Customer One [Member] | Sales Revenue, Net [Member]          
Concentration risk percentage 12.00% 17.00%   17.00% 38.00%
Customer One [Member] | Accounts Receivable [Member]          
Concentration risk percentage 13.00% 13.00%   24.00% 38.00%
Customer Two [Member] | Sales Revenue, Net [Member]          
Concentration risk percentage 11.00% 16.00%   17.00% 12.00%
Customer Two [Member] | Accounts Receivable [Member]          
Concentration risk percentage 15.00% 11.00%   13.00% 10.00%
Customers [Member] | Sales Revenue, Net [Member]          
Concentration risk percentage 23.00% 44.00%   45.00% 50.00%
Customers [Member] | Accounts Receivable [Member]          
Concentration risk percentage 28.00% 24.00%   50.00% 48.00%
Customer Three [Member] | Sales Revenue, Net [Member]          
Concentration risk percentage   11.00%   11.00%  
Customer Three [Member] | Accounts Receivable [Member]          
Concentration risk percentage       13.00%  
Vendors [Member] | Purchase [Member]          
Concentration risk percentage 11.00% 10.00%   10.00% 15.00%
Vendors [Member] | Accounts Payable [Member]          
Concentration risk percentage 25.00% 23.00% 14.00% 48.00%  
Vendor One [Member] | Accounts Payable [Member]          
Concentration risk percentage 13.00% 12.00%   21.00%  
Vendors Two [Member] | Accounts Payable [Member]          
Concentration risk percentage 12.00% 11.00%   16.00%  
Vendor Three [Member] | Accounts Payable [Member]          
Concentration risk percentage       11.00%