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Long-Term Debt (Tables)
6 Months Ended
Jun. 30, 2026
Long-Term Debt  
Long-Term Debt (Table)

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June 30, 2026

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​

​

​

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Net

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​

​

​

​

​

​

​

unamortized

​

​

​

​

​

​

​

​

discount,

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​

​

​

​

​

​

​

premium and

​

​

​

​

​

​

​

​

debt issuance

​

Carrying

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  ​ ​ ​

Principal

  ​ ​ ​

cost

  ​ ​ ​

amount

​

​

(in millions)

3.1% notes payable, due 2026

 

$

350.0

 

$

(0.1)

 

$

349.9

4.111% notes payable, due 2028

 

​

400.0

 

​

(7.5)

 

​

392.5

3.7% notes payable, due 2029

 

​

500.0

 

​

(2.1)

 

​

497.9

2.125% notes payable, due 2030

 

​

600.0

 

​

(2.0)

 

​

598.0

5.375% notes payable, due 2033

 

​

400.0

 

​

(3.0)

 

​

397.0

6.05% notes payable, due 2036

 

​

505.6

 

​

(1.9)

 

​

503.7

5.3% notes payable, due 2037

 

​

400.0

 

​

(5.1)

 

​

394.9

4.625% notes payable, due 2042

 

​

300.0

 

​

(2.6)

 

​

297.4

4.35% notes payable, due 2043

 

​

300.0

 

​

(2.6)

 

​

297.4

4.3% notes payable, due 2046

 

​

300.0

 

​

(2.8)

 

​

297.2

5.5% notes payable, due 2053

 

​

300.0

 

​

(4.2)

 

​

295.8

Non-recourse mortgages and notes payable

 

​

2.9

 

​

(0.2)

 

​

2.7

Total long-term debt

​

$

4,358.5

​

$

(34.1)

​

$

4,324.4

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​

​

​

​

​

​

​

​

​

​

​

December 31, 2025

​

​

​

​

​

Net

​

​

​

​

​

​

​

​

unamortized

​

​

​

​

​

​

​

​

discount,

​

​

​

​

​

​

​

​

premium and

​

​

​

​

​

​

​

​

debt issuance

​

Carrying

​

  ​ ​ ​

Principal

  ​ ​ ​

cost

  ​ ​ ​

amount

​

​

(in millions)

3.1% notes payable, due 2026

​

$

350.0

​

$

(0.4)

​

$

349.6

4.111% notes payable, due 2028

​

 

400.0

​

 

(9.8)

​

 

390.2

3.7% notes payable, due 2029

​

 

500.0

​

 

(2.5)

​

 

497.5

2.125% notes payable, due 2030

​

 

600.0

​

 

(2.2)

​

 

597.8

5.375% notes payable, due 2033

​

 

400.0

​

 

(3.1)

​

 

396.9

6.05% notes payable, due 2036

​

 

505.6

​

 

(1.9)

​

 

503.7

4.625% notes payable, due 2042

​

 

300.0

​

 

(2.6)

​

 

297.4

4.35% notes payable, due 2043

​

 

300.0

​

 

(2.6)

​

 

297.4

4.3% notes payable, due 2046

​

 

300.0

​

 

(2.8)

​

 

297.2

5.5% notes payable, due 2053

​

 

300.0

​

 

(4.2)

​

 

295.8

Non-recourse mortgages and notes payable

​

 

2.9

​

 

(0.1)

​

 

2.8

Total long-term debt

​

$

3,958.5

​

$

(32.2)

​

$

3,926.3

​