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v3.19.2

Borrowings - Additional Information (Details) | 6 Months Ended
--- | ---
Jun. 30, 2019 USD ($) Loan
Debt Instrument [Line Items] |
Debt Instrument, Interest Rate, Effective Percentage | 3.80%
Commercial Paper Notes [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Payment Terms | 397
Debt Instrument, Face Amount | $ 367,000,000.0
US Bank Term Loan [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Face Amount | $ 150,000,000.0
Debt Instrument Maturity Period | 2020
Unsecured Debt [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Interest Rate, Effective Percentage | 3.70%
Number of Term Loans | Loan | 3
Unsecured Debt [Member] | Fixed Rate Debt Senior Notes [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Maturity Date | Nov. 26, 2025
Debt Instrument, Face Amount | $ 2,942,000,000
Debt Instrument, Interest Rate, Effective Percentage | 4.00%
Unsecured Debt [Member] | years to maturity [Member] | Fixed Rate Debt Senior Notes [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Term | 6 years 4 months 24 days
Unsecured Debt [Member] | $1 billion unsecured revolving credit facility [Member] |
Debt Instrument [Line Items] |
Line of Credit Facility, Current Borrowing Capacity | $ 1,000,000,000.0
Line of Credit Facility, Maximum Borrowing Capacity | $ 1,500,000,000
Debt Instrument, Maturity Date | May 31, 2023
Line of Credit Facility, Amount Outstanding | $ 0
Letters of Credit Outstanding, Amount | 2,500,000
Unsecured Debt [Member] | Public Income Notes [Member] | Fixed Rate Debt Senior Notes [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Face Amount | 2,700,000,000
Unsecured Debt [Member] | Private Placement [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Face Amount | 242,000,000.0
Unsecured Debt [Member] | Private Placement [Member] | Fixed Rate Debt Senior Notes [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Face Amount | $ 242,000,000.0
Unsecured Debt [Member] | 3.95% Notes due 2029 [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Payment Terms | Interest on the 2029 Notes is payable on March 15 and September 15 of each year, beginning on September 15, 2019.
Debt Instrument, Face Amount | $ 300,000,000.0
Debt Instrument, Term | 10 years
Debt Instrument, Interest Rate, Stated Percentage | 3.95%
Debt Instrument, Redemption Price, Percentage | 99.72%
Debt Issuance Costs, Gross | $ 2,800,000
Proceeds from Debt, Net of Issuance Costs | 297,200,000
Settlement of Forward Swaps | $ 300,000,000.0
Debt Instrument, Interest Rate, Effective Percentage | 4.24%
Unsecured Debt [Member] | KeyBank Term Loan [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Face Amount | $ 150,000,000.0
Number of Term Loans | Loan | 1
Debt Instrument Maturity Period | 2021
Unsecured Debt [Member] | US Bank Term Loan [Member] |
Debt Instrument [Line Items] |
Number of Term Loans | Loan | 1
Unsecured Debt [Member] | Wells Fargo Term Loan [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Face Amount | $ 300,000,000.0
Debt Instrument, Interest Rate, Stated Percentage | 2.32%
Number of Term Loans | Loan | 1
Unsecured Debt [Member] | Term Loan [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Maturity Date | Mar. 01, 2022
Debt Instrument, Face Amount | $ 300,000,000
Debt Instrument, Interest Rate, Effective Percentage | 2.30%
Unsecured Debt [Member] | Wells Fargo Term Loan One [Member] |
Debt Instrument [Line Items] |
Debt Instrument Maturity Period | 2022
Unsecured Debt [Member] | Wells Fargo Term Loan 2022 [Member] |
Debt Instrument [Line Items] |
Debt Instrument Maturity Period | 2020-01
Unsecured Debt [Member] | Wells Fargo Term Loan 2019 [Member] |
Debt Instrument [Line Items] |
Repayments of Unsecured Debt | $ 300,000,000.0
Secured Debt [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Interest Rate, Effective Percentage | 4.50%
Secured Debt [Member] | Fixed Rate Debt Senior Notes [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Maturity Date | May 17, 2036
Debt Instrument, Interest Rate, Effective Percentage | 4.50%
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate | $ 663,764,000
Secured Debt [Member] | Mortgage maturing in February 2049 [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Interest Rate, Effective Percentage | 4.43%
Proceeds from Loan Originations | $ 191,300,000
Minimum [Member] | US Bank Term Loan [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 0.90%
Minimum [Member] | Unsecured Debt [Member] | Fixed Rate Debt Senior Notes [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Term | 7 years
Minimum [Member] | Unsecured Debt [Member] | $1 billion unsecured revolving credit facility [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 0.75%
Minimum [Member] | Unsecured Debt [Member] | KeyBank Term Loan [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 0.90%
Minimum [Member] | Unsecured Debt [Member] | Term Loan [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 0.90%
Maximum [Member] | Commercial Paper Notes [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Face Amount | $ 500,000,000.0
Maximum [Member] | US Bank Term Loan [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 1.90%
Maximum [Member] | Unsecured Debt [Member] | Fixed Rate Debt Senior Notes [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Term | 12 years
Maximum [Member] | Unsecured Debt [Member] | $1 billion unsecured revolving credit facility [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 1.45%
Maximum [Member] | Unsecured Debt [Member] | KeyBank Term Loan [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 1.75%
Maximum [Member] | Unsecured Debt [Member] | Term Loan [Member] |
Debt Instrument [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 1.75%

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