Commitments, Contingencies and Legal Proceedings (Tables)

9 Months Ended

Sep. 30, 2017

Commitments and Contingencies Disclosure [Abstract]

Unrecorded Unconditional Purchase Obligations Disclosure

Our obligations to make future payments under the nitrogen supply contract as of September 30, 2017 are summarized in the following table:

	Total		2017		2018		2019		2020		2021		Thereafter
Purchase Obligations	$	49,709	$	1,856	$	7,362	$	7,362	$	7,362	$	7,362	$	18,405