Quarterly report pursuant to Section 13 or 15(d)

LONG-TERM DEBT AND CAPITAL LEASE - Redemption of Senior Secured Notes (Details)

v3.8.0.1
LONG-TERM DEBT AND CAPITAL LEASE - Redemption of Senior Secured Notes (Details) - Senior Notes - Senior Secured Notes Due 2024
3 Months Ended
Mar. 31, 2018
On February 2, 2019 to February 1, 2020  
Line of Credit Facility [Line Items]  
Percentage Premium 2.00%
On February 2, 2020 to February 1, 2021  
Line of Credit Facility [Line Items]  
Percentage Premium 1.50%
On February 2, 2021 to February 1, 2022  
Line of Credit Facility [Line Items]  
Percentage Premium 0.50%
On or after February 2, 2022  
Line of Credit Facility [Line Items]  
Percentage Premium 0.00%