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

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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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No definition available.

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

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

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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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Fixed interest rate related to the interest rate derivative.

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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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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, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of debt for which creditor does not have general recourse to the debtor but rather has recourse only to the property used for collateral in the transaction or other specific property.

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Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Debt (Nonrecourse Debt) (Details) $ in Millions	1 Months Ended	12 Months Ended
Debt (Nonrecourse Debt) (Details) $ in Millions	Aug. 31, 2019 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2020 AUD ($)	May 22, 2019 USD ($)	May 22, 2019 AUD ($)	Dec. 31, 2018 USD ($)	Dec. 09, 2011 USD ($)
Debt Instrument [Line Items]
Long-Term Debt		$ 2,561,881,000	$ 2,408,297,000
Restricted cash and cash equivalents - current		26,740,000	32,418,000				$ 51,678,000
Gain (loss) on extinguishment of debt		5,319,000	(4,795,000)
Long-term debt		$ 2,935,820,000
Interest Rate Swap
Debt Instrument [Line Items]
Derivative, fixed interest rate	4.22%	4.22%		4.22%
LIBOR
Debt Instrument [Line Items]
Debt instrument basis spread on variable rate	200.00%
Non Recourse Debt 2011 Revenue Bonds
Debt Instrument [Line Items]
Stated interest rate								6.40%
Long-Term Debt								$ 54,400,000
Non Recourse Debt 2011 Revenue Bonds \| Northwest Detention Center
Debt Instrument [Line Items]
Non-recourse debt		$ 8,100,000
Non Recourse Debt Northwest Detention Center \| Northwest Detention Center
Debt Instrument [Line Items]
Restricted cash and cash equivalents - current		3,700,000
Nonrecourse
Debt Instrument [Line Items]
Long-term debt		$ 344,614,000
Nonrecourse \| Ravenhall
Debt Instrument [Line Items]
Debt instrument, maturity date		Mar. 31, 2042
Gain (loss) on extinguishment of debt		$ (4,500,000)
Debt issuance costs, gross		$ 7,500,000
Nonrecourse \| Ravenhall \| Non Recourse Notes
Debt Instrument [Line Items]
Stated interest rate		4.23%		4.23%
Debt instrument, face amount					$ 355,900,000	$ 461.6
Nonrecourse \| Ravenhall \| National Australia Bank Limited \| Construction Facility
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 609,800,000		$ 791.0
Debt instrument basis spread on variable rate		200.00%
Notes Payable, Other Payables
Debt Instrument [Line Items]
Debt instrument, maturity date	Sep. 01, 2034
Long-term debt	$ 44,300,000
Debt issuance costs, net			$ 700,000