Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Debt - Schedule of Debt (Details) - USD ($)	Dec. 31, 2020	Jun. 05, 2020	Apr. 13, 2020	Dec. 31, 2019	Sep. 27, 2018	Dec. 21, 2017	Jun. 30, 2016
Debt Instrument [Line Items]
Principal amount of long-term debt	$ 731,523,000			$ 634,737,000
Less: unamortized discount and deferred financing costs	(22,930,000)			(22,806,000)
Total debt, net of unamortized discount and deferred financing costs	708,593,000			611,931,000
Less: current maturities, net of unamortized discount and deferred financing costs	(59,933,000)			(12,297,000)
Long-term debt, net of current maturities	$ 648,660,000			599,634,000
5.00% Convertible Senior Notes due 2021
Debt Instrument [Line Items]
Debt instrument, interest rate	5.00%						5.00%
7.75% Senior Secured Notes due 2025
Debt Instrument [Line Items]
Debt instrument, interest rate	7.75%
12.875% Senior Secured Notes due 2026
Debt Instrument [Line Items]
Debt instrument, interest rate	12.875%
Convertible Debt \| 5.00% Convertible Senior Notes due 2021
Debt Instrument [Line Items]
Debt instrument, interest rate	5.00%						5.00%
Principal amount of long-term debt	$ 48,665,000			48,665,000
Less: unamortized discount and deferred financing costs	(1,400,000)
Term Loan \| Retail Property Term Loan due 2024
Debt Instrument [Line Items]
Principal amount of long-term debt	42,494,000			44,014,000
Term Loan \| Term Loan B due 2026
Debt Instrument [Line Items]
Principal amount of long-term debt	228,125,000			240,625,000
Term Loan \| Mid Pac Term Loan due 2028
Debt Instrument [Line Items]
Debt instrument, interest rate					4.375%
Principal amount of long-term debt	1,399,000			1,433,000
Term Loan \| PHL Term Loan due 2030
Debt Instrument [Line Items]
Debt instrument, interest rate			2.75%
Principal amount of long-term debt	$ 5,840,000			0
Senior Notes \| 7.75% Senior Secured Notes due 2025
Debt Instrument [Line Items]
Debt instrument, interest rate	7.75%					7.75%
Principal amount of long-term debt	$ 300,000,000			300,000,000		$ 300,000,000
Senior Notes \| 12.875% Senior Secured Notes due 2026
Debt Instrument [Line Items]
Debt instrument, interest rate	12.875%	12.875%
Principal amount of long-term debt	$ 105,000,000			0
Revolving Credit Facility \| ABL Credit Facility due 2022
Debt Instrument [Line Items]
Principal amount of long-term debt	0			0
Letters of credit outstanding	1,700,000			200,000
Letters of Credit and Surety Bonds
Debt Instrument [Line Items]
Letters of credit outstanding	$ 3,600,000			$ 3,600,000