Property, Plant and Equipment and Inventory - Schedule of Asset Impairment (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Property, Plant and Equipment [Abstract]
Impairment of oil and gas properties	$ 787,000	$ 319,974,000	$ 1,239,000	$ 469,051,000
Impairment of inventory	0	0	0	664,000
Total asset impairment	$ 787,000	$ 319,974,000	$ 1,239,000	$ 469,715,000