Debt (Tables)

6 Months Ended

Jun. 30, 2016

Debt Instrument [Line Items]

Information Related to the Senior Notes

The following table sets forth information related to the 2033 Senior Notes which is included our Condensed Consolidated Balance Sheets as of June 30, 2016:

(In thousands)	Embedded conversion option			2033 Senior Notes		Discount			Debt Issuance Cost			Total
Balance at December 31, 2015	$	23,737		$	32,200	$	(6,525	)	$	(426	)	$	48,986
Amortization of debt discount and debt issuance costs	—			—		907			74			981
Change in fair value of embedded derivative	(4,734		)	—		—			—			(4,734		)
Balance at June 30, 2016	$	19,003		$	32,200	$	(5,618	)	$	(352	)	$	45,233

At June 30, 2016 and December 31, 2015, we had notes payable and other debt (excluding the 2033 Senior Notes, the Credit Agreement and amounts outstanding under lines of credit) as follows:

(In thousands)	June 30, 2016		December 31, 2015
Current portion of notes payable	$	1,007	$	1,054
Other long-term liabilities	1,849		1,963
Total	$	2,856	$	3,017

Summary of Lines of Credit

The following table summarizes the amounts outstanding under the Bio Reference, Chilean and Spanish lines of credit:

(Dollars in thousands)				Balance Outstanding
Lender	Interest rate on borrowings at June 30, 2016	Credit line capacity		June 30, 2016		December 31, 2015
JPMorgan Chase	3.85%	$	175,000	$	38,135	$	72,107
Itau Bank	5.50%	1,450		1,000		282
Bank of Chile	6.60%	2,500		2,493		2,313
BICE Bank	5.50%	2,000		314		1,502
BBVA Bank	5.50%	2,300		1,436		1,825
Security Bank	N/A	N/A		—		145
Estado Bank	5.50%	2,400		1,353		2,210
Santander Bank	5.50%	3,000		1,325		1,345
Scotiabank	5.00%	1,300		1,287		939
Corpbanca	5.00%	500		318		—
Banco Bilbao Vizcaya	2.90%	278		—		—
Total		$	190,728	$	47,661	$	82,668

Notes

Debt Instrument [Line Items]

Inputs to Lattice Model Used to Value the Embedded Derivative

The following table sets forth the inputs to the lattice model used to value the embedded derivative:

	June 30, 2016
Stock price	$9.34
Conversion Rate	141.4827
Conversion Price	$7.07
Maturity date	February 1, 2033
Risk-free interest rate	0.66%
Estimated stock volatility	49%
Estimated credit spread	1,018 basis points

Fair Value of the Senior Notes With and Without the Embedded Derivatives and Fair Value of the Embedded Derivatives

The following table sets forth the fair value of the 2033 Senior Notes with and without the embedded derivatives, and the fair value of the embedded derivatives at June 30, 2016. At June 30, 2016 the principal amount of the 2033 Senior Notes was $32.2 million:

(In thousands)	June 30, 2016
Fair value of 2033 Senior Notes:
With the embedded derivatives	$	45,821
Without the embedded derivatives	$	26,818
Estimated fair value of the embedded derivatives	$	19,003