Note 8 — Long-Term Debt

Long-term debt consisted of the following as of March 31, 2017 and December 31, 2016 (in thousands).



	March 31, 2017		December 31, 2016
Current portion long-term debt	$	297,119	$	308,945
Long-term debt net of current maturities		2,343,678		2,261,959
Total long-term debt (including current portion)	$	2,640,797	$	2,570,904
Unamortized debt issue cost, net		(25,882)		(25,393)
Total long-term debt, net of debt issue costs	$	2,614,915	$	2,545,511

During the three months ended March 31, 2017, the Company took delivery of seven E175 aircraft, which the Company financed through $158.0 million of long-term debt. The debt associated with the E175 aircraft delivered during the three months ended March 31, 2017 has a twelve-year term, is due in quarterly installments with a fixed annual interest rate ranging from 4.5% to 4.7% and is secured by the E175 aircraft.

As of March 31, 2017 and December 31, 2016, the Company had $87.7 million in letters of credit and surety bonds outstanding with various banks and surety institutions.