Property Acquisitions and Divestitures (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014	Dec. 16, 2014
Pro Forma
Total revenue, actual	$ 78,107	$ 122,411	$ 273,566	$ 356,546
Net income/( loss), actual			$ (1,925,341)		$ (326,720)
Pro forma adjustment | Forest Oil Combination
Pro Forma
Total revenue, actual		54,600		162,500
Net income/( loss), actual		$ 35,100		$ 19,600
Legacy Sabine Investors | Forest Oil Combination
Combination
Economic interest (as a percent)						73.50%
Voting power (as a percent)						40.00%
Sabine (Forest Oil) shareholders | Forest Oil Combination
Combination
Economic interest (as a percent)						26.50%
Voting power (as a percent)						60.00%