Debt (Tables)

12 Months Ended

Dec. 31, 2020

Debt

Long-term debt

	As of December 31,
	2020		2019
	(In thousands)
5.00% senior notes due September 2020 (1)	$	—	$	282,046
4.625% senior notes due September 2021 (2)		86,329		634,588
5.50% senior notes due January 2023		28,443		501,003
5.10% senior notes due September 2023		121,077		336,810
0.75% senior exchangeable notes due January 2024		279,700		472,603
5.75% senior notes due February 2025		610,818		781,502
6.50% senior priority guaranteed notes due February 2025		50,485		—
9.00% senior priority guaranteed notes due February 2025		192,032		—
7.25% senior guaranteed notes due January 2026		559,978		—
7.50% senior guaranteed notes due January 2028		389,609		—
2012 revolving credit facility (1)		—		355,000
2018 revolving credit facility		672,500		—
		2,990,971		3,363,552
Less: deferred financing costs		22,270		30,332
Long-term debt	$	2,968,701	$	3,333,220

(1) The 5.00% senior notes due September 2020 and 2012 Revolving Credit Facility were classified as long-term as of December 31, 2019 because we had the ability and intent to repay these obligations utilizing our 2018 Revolving Credit Facility.

(2) The 4.625% senior notes due September 2021 are classified as long-term because we have the ability and intent to repay this obligation utilizing our 2018 Revolving Credit Facility.

Maturity of primary debt

	Paid at Maturity
	(In thousands)
2021	$	86,500	(1)
2022		—
2023		822,361	(2)
2024		324,322	(3)
2025		853,335	(4)
Thereafter		949,587	(5)
	$	3,036,105

(1) Represents our 4.625% senior notes due September 2021.

(2) Represents our 5.50% senior notes due January 2023, 5.10% senior notes due September 2023 and our 2018 Revolving Credit Facility due October 2023.

(3) Represents our 0.75% senior notes due January 2024.

(4) Represents our 5.75% senior notes due February 2025, 6.5% senior priority guaranteed notes due February 2025 and our 9.0% senior priority guaranteed notes due February 2025.

(5) Represents our 7.25% senior notes due January 2026 and our 7.50% senior notes due January 2028.

The aggregate principal amounts and recognized gain

The aggregate principal amounts and recognized gain for such transactions were as follows (in thousands):

	Year Ended December 31,
	2020
Exchanged:
4.625% senior notes due September 2021	$	38,209
5.50% senior notes due January 2023		3,733
5.10% senior notes due September 2023		19,422
0.75% senior exchangeable notes due January 2024		250,678
5.75% senior notes due February 2025		164,368
7.25% senior guaranteed notes due January 2026		40,022
7.50% senior guaranteed notes due January 2028		10,391
Aggregate principal amount exchanged		526,823
Aggregate principal amount of debt issued in exchanges		242,517
Aggregated net gain (loss)		161,808
Per share amount of the aggregate gain		19.30

Short-Term Borrowings

	December 31,
	2020
	(In thousands)
Credit available	$	630,552
Less: Letters of credit outstanding, inclusive of financial and performance guarantees		114,984
Remaining availability	$	515,569