Equity (Tables)

6 Months Ended

12 Months Ended

Sep. 30, 2014

Mar. 31, 2014

Summary of common units issued as partial consideration for several acquisitions

Osterman combination		4,000,000
SemStream combination		8,932,031
Pacer combination		1,500,000
Total - Year Ended March 31, 2012		14,432,031

High Sierra combination		20,703,510
Retail propane combinations		850,676
Crude oil logistics and water solutions combinations		516,978
Pecos combination		1,834,414
Third Coast combination		344,680
Total - Year Ended March 31, 2013		24,250,258

Water solutions combinations		222,381
Crude oil logistics combinations		175,211
OWL combination		2,463,287
Total - Year Ended March 31, 2014		2,860,879

Schedule of equivalent units not eligible to receive distributions

		Equivalent
		Units Not
Record Date		Eligible
August 3, 2011		—
October 31, 2011		4,000,000
February 3, 2012		7,117,031
April 30, 2012		3,932,031
August 3, 2012		17,862,470
October 29, 2012		516,978
February 4, 2013		1,202,085
May 6, 2013		—
August 5, 2013		—
November 4, 2013		979,886
February 4, 2014		—
May 5, 2014		—

Schedule of restricted unit activity

Unvested restricted units at March 31, 2014	1,311,100
Units granted	333,903
Units vested and issued	(438,009	)
Units withheld for employee taxes	(231,194	)
Units forfeited	(117,000	)
Unvested restricted units at September 30, 2014	858,800

Unvested restricted units at March 31, 2012	—
Units granted	1,684,400
Units vested and issued	(156,802	)
Units withheld for employee taxes	(61,698	)
Units forfeited	(21,000	)
Unvested restricted units at March 31, 2013	1,444,900
Units granted	494,000
Units vested and issued	(296,269	)
Units withheld for employee taxes	(122,531	)
Units forfeited	(209,000	)
Unvested restricted units at March 31, 2014	1,311,100

Summary of scheduled vesting of the awards

Vesting Date		Number of Awards
July 1, 2015		334,800
July 1, 2016		314,000
July 1, 2017		178,500
July 1, 2018		31,500
Unvested restricted units at September 30, 2014		858,800

Vesting Date		Number of Awards
July 1, 2014		408,300
January 1, 2015		4,000
July 1, 2015		341,300
January 1, 2016		4,000
July 1, 2016		322,500
January 1, 2017		4,000
July 1, 2017		192,500
January 1, 2018		4,000
July 1, 2018		30,500
Total unvested units at March 31, 2014		1,311,100

Schedule of estimated share-based expense to be recorded on the awards granted

Year Ending March 31,
2015	$	14,393
2016	11,279
2017	7,429
2018	2,310
2019	229
Total	$	35,640

Schedule of rollforward of the liability related to equity-based compensation

Following is a rollforward of the liability related to equity-based compensation, which is reported within accrued expenses and other payables on our condensed consolidated balance sheets (in thousands):

Balance at March 31, 2014	$	10,012
Expense recorded	21,659
Value of units vested and issued	(18,763		)
Taxes paid on behalf of participants	(9,901		)
Balance at September 30, 2014	$	3,007

Following is a rollforward of the liability related to equity-based compensation, which is reported within accrued expenses and other payables on our consolidated balance sheets (in thousands):

Balance at March 31, 2012	$	—
Expense recorded	10,138
Value of units vested and issued	(3,627		)
Taxes paid on behalf of participants	(1,468		)
Balance at March 31, 2013	5,043
Expense recorded	17,804
Value of units vested and issued	(9,085		)
Taxes paid on behalf of participants	(3,750		)
Balance at March 31, 2014	$	10,012

Partnership Equity

Schedule of percentage allocations of available cash from operating surplus between the unitholders and general partner

			Amount		Amount Paid to		Amount Paid to
Date Declared	Record Date	Date Paid	Per Unit		Limited Partners		General Partner
					(in thousands)		(in thousands)
July 25, 2011	August 3, 2011	August 12, 2011	$	0.1669	$	2,467	$	3
October 21, 2011	October 31, 2011	November 14, 2011	0.3375		4,990		5
January 24, 2012	February 3, 2012	February 14, 2012	0.3500		7,735		10
April 18, 2012	April 30, 2012	May 15, 2012	0.3625		9,165		10
July 24, 2012	August 3, 2012	August 14, 2012	0.4125		13,574		134
October 17, 2012	October 29, 2012	November 14, 2012	0.4500		22,846		707
January 24, 2013	February 4, 2013	February 14, 2013	0.4625		24,245		927
April 25, 2013	May 6, 2013	May 15, 2013	0.4775		25,605		1,189
July 25, 2013	August 5, 2013	August 14, 2013	0.4938		31,725		1,739
October 23, 2013	November 4, 2013	November 14, 2013	0.5113		35,908		2,491
January 23, 2014	February 4, 20143	February 14, 2014	0.5313		42,150		4,283
April 24, 2014	May 5, 2014	May 15, 2014	0.5513		43,737		5,754

Future Distribution Payments

Partnership Equity

Schedule of percentage allocations of available cash from operating surplus between the unitholders and general partner

							Marginal Percentage Interest In
	Total Quarterly						Distributions
	Distribution Per Unit						Unitholders		General Partner
Minimum quarterly distribution					$	0.337500	99.9	%	0.1	%
First target distribution	above	$	0.337500	up to	$	0.388125	99.9	%	0.1	%
Second target distribution	above	$	0.388125	up to	$	0.421875	86.9	%	13.1	%
Third target distribution	above	$	0.421875	up to	$	0.506250	76.9	%	23.1	%
Thereafter	above	$	0.506250				51.9	%	48.1	%

					Marginal Percentage Interest In
	Total Quarterly				Distributions
	Distribution per Unit				Unitholders		General Partner
Minimum quarterly distribution				$ 0.337500	99.9	%	0.1	%
First target distribution	above	$ 0.337500	up to	$ 0.388125	99.9	%	0.1	%
Second target distribution	above	$ 0.388125	up to	$ 0.421875	86.9	%	13.1	%
Third target distribution	above	$ 0.421875	up to	$ 0.506250	76.9	%	23.1	%
Thereafter	above	$ 0.506250			51.9	%	48.1	%