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Long-Term Debt (Tables)
6 Months Ended
Jun. 30, 2019
Debt Disclosure [Abstract]  
Schedule of Long-term Debt Instruments
The long-term debt balance is comprised of the following:
 
June 30,
2019
 
December 31,
2018
Face amount
$
75,000

 
$
75,000

Front end fees
(799
)
 
(872
)
Debt issuance costs
(1,742
)
 
(1,902
)
Back end fees
410

 
274

Long-term debt, net
$
72,869

 
$
72,500