Commitments and Contingencies (Tables)

3 Months Ended

Jun. 30, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of change in asset retirement obligation

The following table summarizes changes in our asset retirement obligation, which is reported within other noncurrent liabilities in our unaudited condensed consolidated balance sheets (in thousands):

Balance at March 31, 2017	$	8,181
Liabilities incurred	94
Accretion expense	145
Balance at June 30, 2017	$	8,420

Schedule of future minimum lease payments under contractual commitments

The following table summarizes future minimum lease payments under these agreements at June 30, 2017 (in thousands):

Fiscal Year Ending March 31,
2018 (nine months)	$	107,711
2019	117,029
2020	105,320
2021	91,837
2022	61,832
Thereafter	90,749
Total	$	574,478

Schedule of future minimum throughput payments under agreements

The following table summarizes future minimum throughput payments under these agreements at June 30, 2017 (in thousands):

Fiscal Year Ending March 31,
2018 (nine months)	$	39,078
2019	52,170
2020	42,418
Total	$	133,666

Schedule of outstanding purchase commitments

At June 30, 2017, we had the following purchase commitments (in thousands):

	Crude Oil			Natural Gas Liquids
	Value		Volume (in barrels)	Value		Volume (in gallons)
Fixed-Price Purchase Commitments:
2018 (nine months)	$	64,882	1,425	$	20,282	34,984
2019	—		—	1,341		2,268
Total	$	64,882	1,425	$	21,623	37,252
Index-Price Purchase Commitments:
2018 (nine months)	$	602,405	14,444	$	567,089	917,281
2019	309,448		7,547	22,702		37,674
2020	287,148		6,808	—		—
2021	247,219		5,722	—		—
2022	148,782		3,355	—		—
Total	$	1,595,002	37,876	$	589,791	954,955

Schedule of outstanding sale commitments

At June 30, 2017, we had the following sale commitments (in thousands):

	Crude Oil			Natural Gas Liquids
	Value		Volume (in barrels)	Value		Volume (in gallons)
Fixed-Price Sale Commitments:
2018 (nine months)	$	114,945	2,425	$	89,357	119,500
2019	—		—	4,206		5,880
2020	—		—	163		215
Total	$	114,945	2,425	$	93,726	125,595
Index-Price Sale Commitments:
2018 (nine months)	$	565,811	12,540	$	489,789	577,141
2019	87,299		1,825	3,989		5,979
2020	52,426		1,070	—		—
Total	$	705,536	15,435	$	493,778	583,120