Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Mar. 31, 2013
Current assets
Cash and cash equivalents	$ 8,189	$ 10,610
Margin deposits	21,972	18,474
Trade receivables	999	2,702
Accrued receivables	22,280	106,726
Natural gas inventory	175,160	83,416
Prepaid expenses and other current assets	3,125	4,688
Short-term risk management assets	27,208	21,159
Total current assets	258,933	247,775
Long-term assets
Property, plant and equipment, net of accumulated depreciation	903,677	918,061
Goodwill	245,604	245,604
Long-term natural gas inventory	15,264	15,264
Intangible assets, net of accumulated amortization	69,032	73,998
Deferred charges, net of accumulated amortization	12,749	14,420
Other assets	2,703	2,677
Long-term risk management assets	6,521	6,593
Total long-term assets	1,255,550	1,276,617
TOTAL	1,514,483	1,524,392
Current liabilities
Revolving credit facility	60,500	65,000
Current portion of obligations under capital lease	1,279	1,259
Trade payables	1,146	1,048
Current portion of deferred taxes	14,304	14,303
Deferred revenue	375	568
Accrued liabilities	57,174	39,840
Short-term risk management liabilities	19,000	20,005
Total current liabilities	153,778	142,023
Long-term liabilities
Long-term risk management liabilities	5,071	4,574
Asset retirement obligations	2,001	2,007
Other long-term liabilities	1,385	1,461
Deferred income taxes	120,691	120,935
Obligations under capital lease	11,581	12,225
Long-term debt	643,790	643,790
Total liabilities	938,297	927,015
Members' equity
Common units	300,987	321,642
Subordinated units (Notes 1 and 6)		265,877
Managing Member's interest	275,199	9,858
Total members' equity	576,186	597,377
Commitments and contingencies (Note 2)
TOTAL	$ 1,514,483	$ 1,524,392