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

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Fair Value Measurements - Carrying Value and Fair Value of Long-Term Debt and Other Financial Instruments (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Apr. 13, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 27, 2018
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Warrants not settleable in cash, fair value			$ 3,900
5.00% Convertible Senior Notes due 2021
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, interest rate	5.00%
7.75% Senior Secured Notes due 2025
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, interest rate	7.75%
12.875% Senior Secured Notes due 2026
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, interest rate	12.875%
Level 2 \| Carrying Value \| 5.00% Convertible Senior Notes due 2021
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	$ 46,008			$ 44,783
Level 2 \| Carrying Value \| 7.75% Senior Secured Notes due 2025
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	292,649			292,015
Level 2 \| Carrying Value \| Term Loan B
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	225,116			230,474
Level 2 \| Carrying Value \| 12.875% Senior Secured Notes due 2026
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	98,816
Level 2 \| Fair Value \| 5.00% Convertible Senior Notes due 2021
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	44,999			66,477
Level 2 \| Fair Value \| 7.75% Senior Secured Notes due 2025
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	260,922			309,375
Level 2 \| Fair Value \| Term Loan B
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	200,391			240,625
Level 2 \| Fair Value \| 12.875% Senior Secured Notes due 2026
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	106,050
Level 3 \| Carrying Value \| Warrant
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Warrants not settleable in cash, fair value				8,206
Level 3 \| Carrying Value \| Mid Pac Term Loan
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	1,416			1,433
Level 3 \| Carrying Value \| Retail Property Term Loan
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	42,570			43,226
Level 3 \| Carrying Value \| PHL Term Loan
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	5,871
Level 3 \| Fair Value \| Warrant
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Warrants not settleable in cash, fair value				8,206
Level 3 \| Fair Value \| Mid Pac Term Loan
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	1,416			1,433
Level 3 \| Fair Value \| Retail Property Term Loan
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	42,570			$ 43,226
Level 3 \| Fair Value \| PHL Term Loan
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt	$ 5,871
Term Loan \| Mid Pac Term Loan
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, interest rate					4.375%
Term Loan \| PHL Term Loan
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt instrument, interest rate		2.75%