XML 110 R73.htm IDEA: XBRL DOCUMENT v3.10.0.1
RELATED PARTY TRANSACTIONS, FINTECH ACQUISITION CORP. II, Founder Shares (FY) (Details) - USD ($)
1 Months Ended 6 Months Ended 7 Months Ended 12 Months Ended
Jan. 25, 2017
May 28, 2015
Jan. 31, 2017
May 30, 2015
Jun. 30, 2018
Jun. 30, 2017
Dec. 31, 2015
Dec. 31, 2017
Dec. 31, 2016
Founder Share [Abstract]                  
Proceeds from issuance of common stock to initial stock holders         $ 0 $ 3,311 $ 0 $ 3,311 $ 0
Common Stock, shares outstanding (in shares)         7,788,595     7,780,627 5,298,333
Founder Shares [Member]                  
Founder Share [Abstract]                  
Percentage of shares agreed to transfer               20.00%  
Number of trading days               20 days  
Trading day threshold period               30 days  
Founder Shares [Member] | Condition One [Member]                  
Founder Share [Abstract]                  
Percentage of shares agreed to transfer               20.00%  
Founder Shares [Member] | Condition Two [Member]                  
Founder Share [Abstract]                  
Percentage of shares agreed to transfer               20.00%  
Founder Shares [Member] | Condition Three [Member]                  
Founder Share [Abstract]                  
Percentage of shares agreed to transfer               20.00%  
Founder Shares [Member] | Condition Four [Member]                  
Founder Share [Abstract]                  
Percentage of shares agreed to transfer               20.00%  
Founder Shares [Member] | Maximum [Member] | Condition One [Member]                  
Founder Share [Abstract]                  
Share price (in dollars per share)               $ 12.00  
Founder Shares [Member] | Maximum [Member] | Condition Two [Member]                  
Founder Share [Abstract]                  
Share price (in dollars per share)               13.50  
Founder Shares [Member] | Maximum [Member] | Condition Three [Member]                  
Founder Share [Abstract]                  
Share price (in dollars per share)               15.00  
Founder Shares [Member] | Maximum [Member] | Condition Four [Member]                  
Founder Share [Abstract]                  
Share price (in dollars per share)               $ 17.00  
Initial Stockholders' [Member] | Founder Shares [Member]                  
Founder Share [Abstract]                  
Issuance of common stock (in shares)   5,298,333 701,667 5,298,333 6,000,000     6,000,000  
Proceeds from issuance of common stock to initial stock holders   $ 25,000 $ 3,311 $ 25,000          
Initial stockholders ownership percentage         25.00%     25.00%  
Common Stock, shares outstanding (in shares)         5,973,333     5,973,333  
Initial Stockholders' [Member] | Founder Shares [Member] | Maximum [Member]                  
Founder Share [Abstract]                  
Shares subject to forfeiture (in shares)         760,000     760,000  
Over-Allotment Option [Member]                  
Founder Share [Abstract]                  
Forfeiture of shares (in shares) 26,667                
Over-Allotment Option [Member] | Founder Shares [Member]                  
Founder Share [Abstract]                  
Units issued to underwriters (in shares) 2,200,000                
Shares not subject forfeiture (in shares) 733,333                
Forfeiture of shares (in shares) 26,667