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Long-term debt, net (Tables)

12 Months Ended

Dec. 31, 2017

Debt Disclosure [Abstract]

Schedule of Long-term Debts, Including Promissory Notes Payable to Certain Shareholders, Net

Long-term debt, net, including promissory notes payable to certain shareholders, net, as of December 31, 2017, consist of the following:

		12% term loan,				12% incremental term loan,				10% promissory notes,
(In thousands)		due 2020				due 2020				due 2021				Total
Principal amount		$	40,688			$	14,312			$	10,000			$	65,000
Less: unamortized debt issuance costs			(2,753	)			(672	)			(312	)			(3,737	)
Add: PIK interest accrued to the principal balance			542				9				1,149				1,700
Long-term debt, net			38,477				13,649				10,837				62,963
Less: Current portion of long-term debt			(2,062	)			(688	)			-				(2,750	)
Long-term debt, net (non-current)		$	36,415			$	12,961			$	10,837			$	60,213

Long-term debt, net, including promissory notes payable to certain shareholders, net, as of December 31, 2016, consist of the following:

		12% term loan,				10% promissory notes,
(In thousands)		due 2020				due 2021				Total
Principal amount		$	42,750				10,000			$	52,750
Less: unamortized debt issuance costs			(3,964	)			(384	)			(4,348	)
Add: PIK interest accrued to the principal balance			479				1,132				1,611
Long-term debt, net			39,265				10,748				50,013
Less: Current portion of long-term debt			(4,135	)			-				(4,135	)
Long-term debt, net (non-current)		$	35,130			$	10,748			$	45,878

Schedule of Assumptions Used to Estimate Fair Value of Warrants

We estimate the fair value of such warrants on the date of grant or amendment using a Black-Scholes pricing model, applying the following assumptions, and amortize the fair value to interest expense over the term of the Term Loans using the interest method:

		Year Ended December 31,
		2017		2016		2015
Expected term (in years)		0.08 - 9		10		10
Risk-free interest rate		1.02% - 2.35%		1.56%		2.24%
Expected volatility		82.50%		90.47%		114.33%
Expected dividend yield		0.00%		0.00%		0.00%

Scheduled Future Maturities of Total Debts

Excluding potential additional principal payments due on the Term Loans based on excess cash flows for the immediately preceding fiscal year, as mentioned above, scheduled future maturities of total debts as of December 31, 2017 were as follows:

(In thousands)
Year
2018		$	2,750
2019			2,750
2020			49,500
2021			10,000
Total maturities			65,000
Add: Accrued PIK interest, added to the principal			1,700
Less: Unamortized debts issuance costs			(3,737	)
Total		$	62,963

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Tabular disclosure of the inputs and valuation techniques used to measure fair value, and a discussion of changes in valuation techniques and related inputs, if any, applied during the period to each separate class of assets, liabilities, and financial instruments classified in shareholders' equity that are measured on a recurring and/or nonrecurring basis.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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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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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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