11. Long-Term Debt

Our long-term indebtedness is comprised of a senior secured term loan facility (the “Term Loan Facility”), a revolving credit facility (the “Revolving Facility”; together with the Term Loan Facility, the “Senior Credit Facilities”), and 5.75% senior notes due 2025 (the “Senior Notes”).

Long-term debt as of September 30, 2020 and March 31, 2020, consisted of the following:


	September 30, 2020			March 31, 2020
Senior Credit Facilities
$5,100,000 Term Loan Facility, due March 1, 2024, net of unamortized discount of $109,426 and $125,793 at September 30, 2020 and March 31, 2020, respectively (effective interest rate of 4.42% and 4.42%, respectively)	$	3,648,824	$		3,682,457
$785,000 Revolving Facility, expiring July 3, 2024, and bearing interest at a variable interest rate (1)		—			250,000
Senior Notes
$1,325,000 5.75% Senior Notes due March 1, 2025, net of unamortized discount of $7,695 and $2,228 at September 30, 2020 and March 31, 2020, respectively (effective interest rate of 5.90% and 5.80%, respectively)		1,317,305			997,772
Tangible Equity Unit Senior Amortizing Note
$47,367 Senior Amortizing Notes due June 30, 2022, net of unamortized discount of $535 and $842 at September 30, 2020 and March 31, 2020, respectively (effective interest rate of 7.44% and 7.44%, respectively)		28,058			35,431
Other		20,038			23,413
Less current portion		(30,488)			(278,779)
Long-term debt	$	4,983,737	$		4,710,294

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The weighted average interest rate at March 31, 2020 was 3.25%.

Senior Credit Facilities

In June 2020, we repaid our outstanding Revolving Facility balance of $250,000. The Revolving Facility has a total borrowing capacity of $785,000 less outstanding letters of credit which totaled $5,016 and $5,118 at September 30, 2020 and March 31, 2020, respectively, leaving $779,984 and $529,882 available for borrowing, respectively.

Senior Notes Issuance

On April 21, 2020, we issued an additional $325,000 aggregate principal amount of 5.75% Senior Notes due 2025 (the “Notes”) and incurred issuance costs of $5,364. The Notes were issued as part of the same series as the $1,000,000 Senior Notes issued in February 2017.

Term Loan Repayment

In September 2020, we repaid $50,000 on our Term Loan Facility and recognized a loss on extinguishment of $1,489 in our consolidated statement of operations.