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Subsequent Events (Details) - Subsequent Event	Oct. 10, 2019 USD ($)
Subsequent Event [Line Items]
Proceeds from debt, net of issuance costs	$ 214,300,000
Repayments of unsecured credit facility	145,500,000
Guaranteed Notes Due 2024
Subsequent Event [Line Items]
Indebtedness to third parties, refinanced amount	$ 100,000,000.0
Debt instrument, interest rate, stated percentage	4.10%
Debt instrument issued a a premium, percentage of face amount	106.315%
Debt instrument, re-offer yield	2.669%
Guaranteed Notes Due 2029
Subsequent Event [Line Items]
Indebtedness to third parties, refinanced amount	$ 100,000,000.0
Debt instrument, interest rate, stated percentage	4.55%
Debt instrument issued a a premium, percentage of face amount	110.058%
Debt instrument, re-offer yield	3.331%

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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
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Contractual interest rate for funds borrowed, under the debt agreement.

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-Topic 210
-SubTopic 10
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The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
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Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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