Homebuilding Senior Notes and Other Debts Payable
 3 Months Ended
Feb. 28, 2022
Debt Disclosure [Abstract]  
Homebuilding Senior Notes and Other Debts Payable Homebuilding Senior Notes and Other Debts Payable
(Dollars in thousands)February 28, 2022November 30, 2021
4.750% senior notes due 2022
$574,110 573,840 
4.875% senior notes due December 2023
398,544 398,345 
4.500% senior notes due 2024
648,434 648,253 
5.875% senior notes due 2024
437,641 438,810 
4.750% senior notes due 2025
498,557 498,446 
5.25% senior notes due 2026
405,194 405,497 
5.00% senior notes due 2027
352,028 352,124 
4.75% senior notes due 2027
895,697 895,510 
Mortgage notes on land and other debt429,017 441,513 
$4,639,222 4,652,338 
The carrying amounts of the senior notes in the table above are net of debt issuance costs of $10.1 million and $11.0 million as of February 28, 2022 and November 30, 2021, respectively.
As of February 28, 2022 the maximum available borrowings on the Company's unsecured revolving credit facility (the "Credit Facility") were $2.5 billion and included a $300 million accordion feature, subject to additional commitments, thus the maximum borrowings could be $2.8 billion maturing in 2024. The Credit Facility agreement (the "Credit Agreement") provides that up to $500 million in commitments may be used for letters of credit. The maturity, debt covenants and details of the Credit Facility are unchanged from the disclosure in the Company's Financial Condition and Capital Resources section in its Form 10-K for the year ended November 30, 2021. In addition to the Credit Facility, the Company has other letter of credit facilities with different financial institutions.
The Company's processes for posting performance and financial letters of credit and surety bonds are unchanged from the disclosure in the Company's Financial Condition and Capital Resources section in its Form 10-K for the year ended November 30, 2021. The Company's outstanding performance letters of credit and surety bonds are described below:
(In thousands)February 28, 2022November 30, 2021
Performance letters of credit$1,007,295 924,584 
Financial letters of credit542,072 425,843 
Surety bonds3,660,958 3,553,047 
Anticipated future costs primarily for site improvements related to performance surety bonds1,739,779 1,690,861 
The Company's senior notes are guaranteed by substantially all of the Company's 100% owned homebuilding subsidiaries and some of the Company's other subsidiaries. These guarantees are unchanged from the disclosure in the Company's Financial Condition and Capital Resources section in its Form 10-K for the year ended November 30, 2021.