Debt Instrument, Interest Rate, Base Rate Floor

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Principal amount of debt for which the Company has the option to pay the related interest other than in cash by issuing additional debt securities.

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Debt Instrument, Redemption Price, Maximum Percentage Of Principal Redemption

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Amount of write-off of debt discounts related to prepetition debt obligations.

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Percentage Of Consenting Term Lenders To Restructuring Agreement

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Percentage Of Excess Cash Flow Required As Prepayment On Term Loans

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Percentage Of Net Sale Proceeds Of Nonordinary Course Asset Sales and Disposition Of Bulk Mortgage Servicing Rights Required As Prepayment In Term Loans

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Percentage of Net Cash Proceeds From Issuance Of Certain Indebtedness Required As Prepayment On Term Loans

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Percentage of Net Sale Proceeds Of Certain Non Core Assets Required As Prepayment On Term Loans

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- Definition

Prepayment Premium, Percent

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Prepayment Premium, Term

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Repayments of Long-term Debt, Covenant Waiver, Additional Payment

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Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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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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The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

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No definition available.

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Face (par) amount of debt instrument at time of issuance.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Description of the payment terms of the debt instrument (for example, whether periodic payments include principal and frequency of payments) and discussion about any contingencies associated with the payment.

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Amount of the required periodic payments applied to interest.

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Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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Amount of write-off of debt issuance costs and debt discounts related to prepetition debt obligations.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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The amount of trade accounts payable included in liabilities subject to compromise.

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Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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Fair value of the amount outstanding under the credit facility.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Corporate Debt - Additional Information (Details) - USD ($)						1 Months Ended	3 Months Ended		9 Months Ended	11 Months Ended	12 Months Ended
	Dec. 31, 2018	Dec. 17, 2018	Feb. 09, 2018	Dec. 17, 2013	Oct. 31, 2012	Feb. 09, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2018	Dec. 31, 2017	Feb. 11, 2019
Debt Instrument [Line Items]
Effective interest rate on corporate debt	10.17%		5.78%			5.78%	10.17%	6.43%	10.17%	10.17%	6.43%
Principal repayments						$ 110,590,000				$ 157,645,000	$ 186,910,000
Unpaid principal balance	$ 1,261,192,000						$ 1,261,192,000		$ 1,261,192,000	1,261,192,000
Loss on extinguishment of debt						864,000				4,454,000	6,111,000
Accrued interest	0						0	$ 25,807,000	0	0	25,807,000
Write-off of unamortized deferred financing fees						0				0	34,406,000
2013 Revolver [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity								20,000,000.0			20,000,000.0
Amount outstanding in issued LOCs								19,500,000			19,500,000
Available capacity								500,000			$ 500,000
Commitment fee percentage on unused portion of the Revolver											0.50%
Letter of Credit [Member]
Debt Instrument [Line Items]
Aggregate borrowing capacity	$ 30,000,000						30,000,000		$ 30,000,000	$ 30,000,000
Senior Notes [Member]
Debt Instrument [Line Items]
Face amount of debt				$ 575,000,000.0
Fixed interest rate				7.875%
Payment terms				The Senior Notes paid interest semi-annually on June 15 and December 15, commencing on June 15, 2014
Maturity date				Dec. 15, 2021
Unpaid principal balance								538,662,000			$ 538,662,000
Accrued interest								19,400,000			$ 19,400,000
Write-off of unamortized deferred financing fees								$ 7,500,000
Convertible Notes [Member]
Debt Instrument [Line Items]
Effective interest rate on corporate debt								10.00%			10.00%
Face amount of debt					$ 290,000,000
Fixed interest rate					4.50%
Payment terms					The Convertible Notes pay interest semi-annually on May 1 and November 1, commencing on May 1, 2013
Maturity date					Nov. 01, 2019
Unpaid principal balance								$ 242,468,000			$ 242,468,000
Accrued interest								6,400,000			6,400,000
Write-off of unamortized deferred financing fees								2,300,000
Interest expense											21,000,000
Amortization of discount and debt issuance costs											10,100,000
Unamortized debt discount written off							$ 24,600,000
Second Lien Notes [Member]
Debt Instrument [Line Items]
Face amount of debt			$ 250,000,000.0			250,000,000.0
Fixed interest rate	9.00%						9.00%		9.00%	9.00%
Payment terms	The Second Lien Notes pay interest in arrears semi-annually on June 15 and December 15, commencing on June 15, 2018
Maturity date	Dec. 31, 2024
Unpaid principal balance	$ 253,896,000						$ 253,896,000		$ 253,896,000	$ 253,896,000
Principal amount for which interest may be paid in-kind	$ 50,000,000.0						50,000,000.0		50,000,000.0	50,000,000.0
Cash interest due on Second Lien Notes		$ 9,000,000
2013 Term Loan [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Face amount of debt								1,500,000,000.0			$ 1,500,000,000.0
Variable interest rate basis											1-month LIBOR
Maturity date											Dec. 18, 2020
Principal repayments			37,500,000			73,100,000					$ 186,900,000
Unpaid principal balance								$ 1,229,590,000			1,229,590,000
Loss on extinguishment of debt						900,000					$ 1,800,000
2018 Term Loan [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Face amount of debt			$ 1,200,000,000			1,200,000,000
Payment terms	which interest will be payable (a) with respect to any alternate base rate loan, on the last business day of each March, June, September and December, and (b) with respect to any LIBOR loan, on the last day of the interest period applicable to the borrowing of which such loan is a part
Maturity date	Jun. 30, 2022
Unpaid principal balance	$ 961,356,000						$ 961,356,000		961,356,000	961,356,000
Percentage of net sale proceeds from the sale or other disposition of certain non-core assets	100.00%
Percentage of cash proceeds used to repay borrowings	80.00%
Percentage of net cash proceeds from issuance of certain indebtedness	100.00%
Percentage of excess cash flow	50.00%
Additional principal payment required for waiving certain covenants									$ 30,000,000
Prepayment premium									1.00%
Term after entering amendment subject to prepayment premium									18 months
Loss on extinguishment of debt										4,500,000
2018 Term Loan And 2013 Term Loan [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Principal repayments						$ 110,600,000				$ 157,600,000
LIBOR [Member] \| 2013 Term Loan [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Interest rate spread											3.75%
LIBOR floor								1.00%			1.00%
LIBOR [Member] \| 2018 Term Loan [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Variable interest rate basis	LIBOR
Interest rate spread	6.00%
LIBOR floor	1.00%						1.00%		1.00%	1.00%
Alternate Base Rate [Member] \| 2018 Term Loan [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Variable interest rate basis	alternate base rate
Interest rate spread	5.00%
Debt Instrument, Redemption, Period One [Member] \| Second Lien Notes [Member]
Debt Instrument [Line Items]
Term after entering amendment subject to prepayment premium	35.00%
Redemption price percentage	109.00%
Debt Instrument, Redemption, Period Two [Member] \| Second Lien Notes [Member]
Debt Instrument [Line Items]
Redemption price percentage	101.00%
Subsequent Event [Member]
Debt Instrument [Line Items]
Percentage of Consenting Term Lenders to Restructuring Agreement												75.00%