Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2015

Commitments and Contingencies Disclosure [Abstract]

Contractual Obligation, Fiscal Year Maturity Schedule

The following table outlines the minimum take or pay requirement related to the purchase of hydrogen, nitrogen, utilities and natural gas.

2016	$	3,857
2017	3,857
2018	3,784
2019	3,748
2020	3,297
Thereafter	12,733
Total	$	31,276