Leases - Minimum Commitments and Receipts (Details) - Successor $ in Thousands	Jan. 01, 2019 USD ($)
Capital Leases, Future Minimum Payments, Net Present Value [Abstract]
Capital Lease and Deemed Landlord Financing Liabilities, 2017	$ 3,561
Capital Lease and Deemed Landlord Financing Liabilities, 2018	3,317
Capital Lease and Deemed Landlord Financing Liabilities, 2019	3,186
Capital Lease and Deemed Landlord Financing Liabilities, 2020	3,056
Capital Lease and Deemed Landlord Financing Liabilities, 2021	3,123
Capital Lease and Deemed Landlord Financing Liabilities, Thereafter	34,071
Capital Lease and Deemed Landlord Financing Liabilities, Total minimum lease payments	50,314
Capital Lease and Deemed Landlord Financing Liabilities, Imputed Interest	(29,003)
Capital Lease and Deemed Landlord Financing Liabilities, Present value of payments	21,311
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Operating Leases, 2018	33,951
Operating Leases, 2019	32,071
Operating Leases, 2020	30,794
Operating Leases, 2021	29,362
Operating Leases, 2022	26,414
Operating Leases, Thereafter	153,675
Operating Leases, Total minimum lease payments	306,267
Operating Leases, Future Minimum Payments Receivable [Abstract]
Operating Subleases, 2018	(2,564)
Operating Subleases, 2019	(2,403)
Operating Subleases, 2020	(2,409)
Operating Subleases, 2021	(2,392)
Operating Subleases, 2022	(2,274)
Operating Subleases, Thereafter	(16,844)
Operating Subleases, Total minimum lease payments	(28,886)
Net Lease Commitments, 2018	34,948
Net Lease Commitments, 2019	32,985
Net Lease Commitments, 2020	31,571
Net Lease Commitments, 2021	30,026
Net Lease Commitments, 2022	27,263
Net Lease Commitments, Thereafter	170,902
Net Lease Commitments, Total minimum lease payments	$ 327,695