XML 32 R20.htm IDEA: XBRL DOCUMENT v3.19.1
Related Party Transactions - Additional Information (Detail) - USD ($)
 1 Months Ended 8 Months Ended 12 Months Ended
Jun. 12, 2018
May 17, 2018
Apr. 09, 2018
May 31, 2018
May 30, 2016
Dec. 31, 2016
Dec. 31, 2018
Dec. 31, 2016
Related Party Transaction [Line Items]                
Stock issued during period, value, new issues           $ 25,000 $ 28,046,280  
Proceeds from public offering deposited in the trust account             694,883,137  
Proceeds from promissory note             300,000 $ 300,000
Repayment of promissory note             $ 300,000 $ 300,000
Private Placement [Member]                
Related Party Transaction [Line Items]                
Warrants purchased by sponsor             10,533,333  
Warrant exercise price per share             $ 1.50  
Common Class B [Member]                
Related Party Transaction [Line Items]                
Number of shares issued to director on appointment           17,250,000    
Stock issued during period, value, new issues           $ 1,725    
GSAM [Member]                
Related Party Transaction [Line Items]                
Description of founder shares rights             Not to transfer, assign or sell any Founder Shares held by them until the earlier to occur of: (i) one year after the completion of the Initial Business Combination, (ii) the last sale price of Class A common stock equals or exceeds $18.00 per share (as adjusted for stock splits, stock dividends, reorganizations, recapitalizations and the like) for any 20 trading days within any 30-trading day period commencing at least 150 days after the Initial Business Combination, or (iii) the date following the completion of the Initial Business Combination on which the Company completes a liquidation, merger, stock exchange, reorganization or other similar transaction that results in all of the public stockholders having the right to exchange their shares of common stock for cash, securities or other property.  
Founder shares be transferred, assigned or sold, period from completion of initial business combination             1 year  
Founder shares be transferred, assigned or sold, last sale price of Class A common stock equals or exceeds             $ 18.00  
Payment to affiliate of the Sponsor per month             $ 10,000  
Related parties expenses             $ 67,668  
GSAM [Member] | Senior Notes [Member]                
Related Party Transaction [Line Items]                
Sponsor Note, face amount     $ 300,000          
Proceeds from promissory note     $ 300,000          
Repayment of promissory note $ 300,000              
GSAM [Member] | Common Class B [Member]                
Related Party Transaction [Line Items]                
Number of shares issued to director on appointment         2,875,000      
Stock issued during period, value, new issues         $ 25,000      
Shares issued, price per share         $ 0.0087      
Stock split ratio             1:6  
Stock issued during period, Stock split   17,250,000            
Transferred of founder shares       35,000        
Percentage of founder shares       20.00%        
GS DC Sponsor I LLC [Member]                
Related Party Transaction [Line Items]                
Proceeds from public offering deposited in the trust account             $ 690,000,000  
Proceeds held in trust account can be used to fund redemption of public shares if initial business combination is not completed in period             24 months  
GS DC Sponsor I LLC [Member] | Private Placement [Member]                
Related Party Transaction [Line Items]                
Stock issued during period, value, new issues             $ 15,800,000  
Warrants purchased by sponsor             10,533,333  
Share price             $ 1.50  
Number of shares in each unit             1  
Warrant exercise price per share             $ 11.50  
Private placement warrants be transferred, assigned or sold, period from completion of initial business combination             30 days