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Long-Term Debt and Financing Arrangements (Tables)

12 Months Ended

Dec. 31, 2016

Debt Disclosure [Abstract]

Schedule of Outstanding Debt

Our outstanding debt is as follows (in thousands):

	Period Ended
	December 31,				December 31,
	2016				2015
Secured Equipment Notes due on various dates in 2021 with monthly principal and interest payments between $0.01 million and $0.3 million commencing on various dates in 2016 and 2017; interest is paid monthly at a fixed annual rate between 2.04% and 2.96%	$	59,836			$	-
Secured Equipment Notes due on various dates in 2020 with monthly principal and interest payments between $0.04 million and $0.4 million commencing on various dates in 2015 and 2016; interest is paid monthly at a fixed annual rate between 1.72% and 2.26%		48,633				61,206
Secured Equipment Notes due on various dates in 2019 with monthly principal and interest payments between $0.08 million and $0.4 million commencing on various dates in 2014; interest is paid monthly at a fixed annual rate between 1.87% and 2.24%		49,464				67,486
Secured Equipment Notes due in June 2018 with quarterly principal and interest payments of $0.5 million commencing in August 2013; interest is paid quarterly at a fixed annual rate between 1.9% and 2.0%		2,759				4,612
		160,692				133,304
Less current portion		(45,163	)			(32,409	)
Total long-term debt	$	115,529			$	100,895

Summary of Aggregate Principal Payments

Aggregate principal payments, in thousands, due subsequent to December 31, 2016, are as follows:

2017	$	45,163
2018		44,466
2019		38,187
2020		22,677
2021		10,199
	$	160,692

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- Definition

Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.

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- Definition

Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

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