Fair Value Measurements - Summary of Estimated Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Carrying Amount | 7% Senior Notes due 2023
Financial liabilities:
Long-term debt	$ 369,761	$ 368,925
Carrying Amount | 6% Senior Notes due 2025
Financial liabilities:
Long-term debt	879,479	880,086
Carrying Amount | 6% Senior Notes due 2026
Financial liabilities:
Long-term debt	581,513	580,370
Carrying Amount | Term Loan
Financial liabilities:
Long-term debt	871,783	938,324
Carrying Amount | Revolving Credit Facility
Financial liabilities:
Long-term debt	0	245,000
Carrying Amount | Lumière Loan
Financial liabilities:
Long-term debt	246,000	246,000
Carrying Amount | Other long-term debt
Financial liabilities:
Long-term debt	2,657	3,030
Fair Value | 7% Senior Notes due 2023
Financial liabilities:
Long-term debt	392,813	385,312
Fair Value | 6% Senior Notes due 2025
Financial liabilities:
Long-term debt	923,125	840,000
Fair Value | 6% Senior Notes due 2026
Financial liabilities:
Long-term debt	660,000	567,000
Fair Value | Term Loan
Financial liabilities:
Long-term debt	884,533	916,088
Fair Value | Revolving Credit Facility
Financial liabilities:
Long-term debt	0	245,000
Fair Value | Lumière Loan
Financial liabilities:
Long-term debt	246,000	246,000
Fair Value | Other long-term debt
Financial liabilities:
Long-term debt	$ 2,657	$ 3,030