Quarterly report pursuant to Section 13 or 15(d)

Debt - Schedule of Long-term Debt Instruments Additional Information (Details)

v3.8.0.1
Debt - Schedule of Long-term Debt Instruments Additional Information (Details)
Mar. 31, 2018
Senior Secured Revolving Credit Facility  
Debt Instrument [Line Items]  
Credit facility, unused capacity, commitment fee percentage 0.25%