9. Debt

The components of long-term debt and a reconciliation to the carrying amount of long-term debt are presented in the table below.


	March 27, 2015			December 31, 2014
	(in millions)
L-3 Communications:
Borrowings under Amended and Restated Revolving Credit Facility⁽¹⁾	$	—		$	—
3.95% Senior Notes due 2016		500			500
1.50% Senior Notes due 2017		350			350
5.20% Senior Notes due 2019		1,000			1,000
4.75% Senior Notes due 2020		800			800
4.95% Senior Notes due 2021		650			650
3.95% Senior Notes due 2024		650			650

Principal amount of long-term debt		3,950			3,950

Unamortized discounts		(11	)		(11	)

Carrying amount of long-term debt	$	3,939		$	3,939

⁽¹⁾	During the quarterly period ended March 27, 2015, L-3 Communications’ aggregate borrowings and repayments under the Credit Facility were $108 million. At March 27, 2015, L-3 Communications had the full availability of its $1 billion Credit Facility, which expires on February 3, 2017.