Debt - Components of Debt (Detail) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Debt Instrument [Line Items]
Other debt	$ 64,566	$ 92,792
Senior secured notes	325,000	326,029
Encore convertible and exchangeable notes	656,000	483,500
Less: debt discount	(36,361)	(32,720)
Preferred equity certificates	0	253,324
Capital lease obligations	7,563	6,069
Debt and capital lease obligations, before debt issuance costs	3,537,942	3,492,999
Less: debt issuance costs, net of amortization	(47,309)	(46,123)
Total	3,490,633	3,446,876
Encore revolving credit facility
Debt Instrument [Line Items]
Outstanding borrowings for credit facility	429,000	328,961
Cabot senior revolving credit facility
Debt Instrument [Line Items]
Outstanding borrowings for credit facility	298,005	179,008
Cabot securitisation senior facility
Debt Instrument [Line Items]
Outstanding borrowings for credit facility		391,790
Other credit facilities
Debt Instrument [Line Items]
Outstanding borrowings for credit facility	43,354	68,001
Cabot senior secured notes
Debt Instrument [Line Items]
Senior secured notes		1,216,485
Less: debt discount	(1,477)	(1,927)
Term Loan
Debt Instrument [Line Items]
Other debt	$ 195,056	$ 181,687

Long-term Debt and Capital Lease Obligations, Including Current Maturities, Gross of Debt Issuances Costs

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- Definition

Preferred Equity Certificates

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- Definition

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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- Definition

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

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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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Amount, after accumulated amortization, of debt discount.

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- Definition

Amount of long-term debt classified as other.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

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