Annual report pursuant to Section 13 and 15(d)

Capital Stock (Additional Information) (Detail)

v3.19.1
Capital Stock (Additional Information) (Detail) - USD ($)
1 Months Ended 12 Months Ended
Aug. 14, 2017
Jan. 02, 2015
Jan. 24, 2018
Dec. 19, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Preferred Stock, Shares Authorized         5,000,000 5,000,000  
Shares Issued, Price Per Share $ 5.75     $ 6.05      
Conversion of Stock, Description   Each share of Series A Preferred Stock is convertible, at the option of the Series A Purchaser, into 100 shares of the Company’s common stock (determined by dividing the Series A Original Issue Price of $500 by the Series A Conversion Price). The Series A Conversion Price is $5.00, subject to adjustment in the event of stock splits, dividends or other combinations.          
Stock Issued During Period, Value, New Issues         $ 30,000,000 $ 21,128,502 $ 21,112,500
Preferred Stock, Liquidation Preference Per Share         $ 1,000    
Preferred Stock, Shares Outstanding         49,626 49,626  
Dividends Payable         $ 6,669,232    
Common Stock, Shares Authorized         100,000,000 100,000,000  
Common Stock, Shares, Issued         27,591,670 24,276,275  
Common Stock, Shares, Outstanding         27,591,670 24,276,275  
Common Stock, Par or Stated Value Per Share         $ 0.001 $ 0.001  
Preferred Stock, Shares Issued         49,626 49,626  
Class of Warrant or Right, Exercise Price of Warrants or Rights     $ 10.00 $ 7.00      
Proceeds from Issuance of Common Stock $ 7,978,321   $ 30,000,000 $ 11,532,502 $ 30,000,000 $ 21,128,502 $ 21,112,500
Class of Warrant or Right, Number of Securities Called by Warrants or Rights     1,200,000 1,033,058 1,200,000    
Class of Warrant or Right,Expiry Term     one year three-year      
Common Stock [Member]              
Stock Issued During Period, Shares, New Issues 1,500,000   3,000,000 2,066,116 3,000,000 3,566,116 3,150,000
Stock Issued During Period, Value, New Issues         $ 3,000 $ 3,566 $ 3,150
Stock Purchase Price         $ 0.4    
Chief Operating Officer [Member]              
Stock Issued During Period, Shares, New Issues 10,000            
Shares Issued, Price Per Share $ 6.10            
Series A Preferred Stock [Member]              
Preferred Stock, Dividend Rate, Percentage         6.00%    
Preferred Stock Shares Outstanding In Percent         20.00%    
Description of Preferred Stock         For as long as at least 25% (or 12,406 shares) of the Series A Preferred Stock is outstanding, the Company may not, without the consent of holders of at least 60% of the then outstanding shares of Series A Preferred Stock, take certain actions, including but not limited to: (i) liquidate, dissolve, or wind up the business and affairs of the Company; (ii) amend, alter or repeal any provision of its charter or bylaws in a manner that adversely effects the rights of the Series A Preferred Stock; (iii) create or issue any capital stock that is equal to or senior to the Series A Preferred Stock with respect to preferences; (iv) create or issue any debt security, subject to certain exceptions; (v) pay off any debt obligation prior to its stated maturity date; or (vi) enter into any stockholders rights plan or similar arrangement or take other actions that may limit actions that holders of a majority of the Series A Preferred Stock can take under Section 203 of the Delaware General Corporation Law, as well as such other customary provisions protecting the rights of the holder of the Series A Preferred Stock, as are outlined in the Certificate of Designation.    
Series A Preferred Stock [Member] | Director [Member]              
Preferred Stock Shares Outstanding In Percent         40.00%    
Series A Preferred Stock [Member] | Corporation [Member]              
Stock Issued During Period, Shares, New Issues   49,626          
Shares Issued, Price Per Share   $ 500          
Stock Issued During Period, Value, New Issues   $ 24,813,000