Quarterly report pursuant to Section 13 or 15(d)

Long-term Debt - Summary of Analysis of Financial Statement Line Item Impacted by Cash Flow Hedges in Condensed Consolidated Statement of Operations (Details)

v3.8.0.1
Long-term Debt - Summary of Analysis of Financial Statement Line Item Impacted by Cash Flow Hedges in Condensed Consolidated Statement of Operations (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Debt Disclosure [Abstract]    
Total interest expense $ 18,711 $ 13,783
Impact of hedging $ 55 $ 333