12. Debt (Tables)

9 Months Ended

Sep. 30, 2017

Debt Instruments [Abstract]

Schedule of Long-term Debt Instruments

Our long-term debt consisted of the following at September 30, 2017 and December 31, 2016 (in thousands):

		Balance (USD)
Loan Agreement	Loan Denomination	September 30, 2017			December 31, 2016
Revolving Credit Facility	USD	$	—		$	—
Luz del Norte Credit Facilities	USD	184,060			180,939
Ishikawa Credit Agreement	JPY	99,527			—
Japan Credit Facility	JPY	10,695			9,477
Marikal and Mahabubnagar Credit Facilities	INR	3,628			4,067
Polepally Credit Facility	INR	1,587			2,208
Hindupur Credit Facility	INR	18,551			—
Manildra Credit Facility	AUD	38,687			—
Capital lease obligations	Various	215			562
Long-term debt principal		356,950			197,253
Less: unamortized discounts and issuance costs		(13,290		)	(8,865		)
Total long-term debt		343,660			188,388
Less: current portion		(13,451		)	(27,966		)
Noncurrent portion		$	330,209		$	160,422

Schedule of Borrowing Rate on Debt

Our long-term debt borrowing rates as of September 30, 2017 were as follows:

Loan Agreement	September 30, 2017
Revolving Credit Facility	3.22%
Luz del Norte Credit Facilities (1)	Fixed rate loans at bank rate plus 3.50%
	Variable rate loans at 91-Day U.S. Treasury Bill Yield or LIBOR plus 3.50%
Ishikawa Credit Agreement	Senior loan facility at 6-month TIBOR plus 0.75% (2)
	Consumption tax facility at 3-month TIBOR plus 0.5%
Japan Credit Facility	1-month TIBOR plus 0.5%
Tochigi Credit Facility	3-month TIBOR plus 1.0%
Marikal and Mahabubnagar Credit Facilities	Bank rate plus 2.35%
Polepally Credit Facility	Bank rate plus 2.35%
Hindupur Credit Facility	Bank rate plus 1.0%
Manildra Credit Facility	Construction loan facility at 1-month BBSY plus 1.70% (2)
	GST facility at 1-month BBSY plus 1.60%
Capital lease obligations	Various

(1) Outstanding balance comprised of $166.0 million of fixed rate loans and $18.0 million of variable rate loans as of September 30, 2017.

(2) We have entered into interest rate swap contracts to hedge portions of these variable rates. See Note 9. “Derivative Financial Instruments” to our condensed consolidated financial statements for additional information.

Schedule of Maturities of Long-term Debt

At September 30, 2017, the future principal payments on our long-term debt, excluding payments related to capital leases, were due as follows (in thousands):

	Total Debt
Remainder of 2017	$	11,327
2018	2,622
2019	10,349
2020	17,216
2021	9,284
Thereafter	305,937
Total long-term debt future principal payments	$	356,735