Commitments and Contingencies (Tables)
|12 Months Ended|
Dec. 31, 2016
|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.
Tabular disclosure of the aggregate amount of payments due on known contractual obligations for the five years following the date of the latest balance sheet and the combined aggregate amount of maturities of known contractual obligations.
Reference 1: http://www.xbrl.org/2003/role/presentationRef