Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2019

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue [Table Text Block]

The following table displays our revenue by major source based on product and service type for the three months ended June 30, 2019 and 2018:



	Three months ended June 30, 2019												Three Months Ended June 30, 2018
(in thousands)	Regulated Energy			Unregulated Energy			Other and Eliminations			Total			Regulated Energy			Unregulated Energy			Other and Eliminations			Total
Energy distribution
Delaware natural gas division	$	8,256		$	—		$	—		$	8,256		$	11,882		$	—		$	—		$	11,882
Florida natural gas division	7,015			—			—			7,015			6,317			—			—			6,317
FPU electric distribution	20,464			—			—			20,464			18,362			—			—			18,362
FPU natural gas distribution	18,663			—			—			18,663			18,281			—			—			18,281
Maryland natural gas division	3,186			—			—			3,186			4,001			—			—			4,001
Sandpiper natural gas/propane operations	3,482			—			—			3,482			4,367			—			—			4,367
Total energy distribution	61,066			—			—			61,066			63,210			—			—			63,210

Energy transmission
Aspire Energy	—			5,421			—			5,421			—			5,854			—			5,854
Eastern Shore	17,740			—			—			17,740			14,502			—			—			14,502
Peninsula Pipeline	3,565			—			—			3,565			2,968			—			—			2,968
Total energy transmission	21,305			5,421			—			26,726			17,470			5,854			—			23,324

Energy generation
Eight Flags	—			4,235			—			4,235			—			4,230			—			4,230

Propane operations
Propane delivery operations	—			17,018			—			17,018			—			20,206			—			20,206

Energy services
Marlin Gas Services	—			1,108			—			1,108			—			—			—			—
PESCO - Natural Gas Marketing	—			41,280			—			41,280			—			48,798			—			48,798
Total energy services	—			42,388			—			42,388			—			48,798			—			48,798

Other and eliminations
Eliminations	(8,968		)	(2,628		)	(9,536		)	(21,132		)	(10,176		)	(3,248		)	(10,379		)	(23,803		)
Other	—			470			132			602			—			505			194			699
Total other and eliminations	(8,968		)	(2,158		)	(9,404		)	(20,530		)	(10,176		)	(2,743		)	(10,185		)	(23,104		)

Total operating revenues⁽¹⁾	$	73,403		$	66,904		$	(9,404	)	$	130,903		$	70,504		$	76,345		$	(10,185	)	$	136,664

⁽¹⁾ Total operating revenues for the three months ended June 30, 2019, include other revenue (revenues from sources other than contracts with customers) of $(0.3) million and $0.1 million for our Regulated and Unregulated Energy segments, respectively, and $(0.4) million and $0.1 million for our Regulated and Unregulated Energy segments, respectively, for the three months ended June 30, 2018. The sources of other revenues include revenue from alternative revenue programs related to revenue normalization for the Maryland division and Sandpiper and late fees.

The following table displays our revenue by major source based on product and service type for the six months ended June 30, 2019 and 2018:



	Six months ended June 30, 2019												Six months ended June 30, 2018
(in thousands)	Regulated Energy			Unregulated Energy			Other and Eliminations			Total			Regulated Energy			Unregulated Energy			Other and Eliminations			Total
Energy distribution
Delaware natural gas division	$	35,805		$	—		$	—		$	35,805		$	43,954		$	—		$	—		$	43,954
Florida natural gas division	14,915			—			—			14,915			12,180			—			—			12,180
FPU electric distribution	34,842			—			—			34,842			37,103			—			—			37,103
FPU natural gas distribution	42,449			—			—			42,449			41,494			—			—			41,494
Maryland natural gas division	13,233			—			—			13,233			14,673			—			—			14,673
Sandpiper natural gas/propane operations	10,564			—			—			10,564			13,331			—			—			13,331
Total energy distribution	151,808			—			—			151,808			162,735			—			—			162,735

Energy transmission
Aspire Energy	—			18,892			—			18,892			—			17,931			—			17,931
Eastern Shore	36,796			—			—			36,796			30,100			—			—			30,100
Peninsula Pipeline	7,131			—			—			7,131			5,065			—			—			5,065
Total energy transmission	43,927			18,892			—			62,819			35,165			17,931			—			53,096

Energy generation
Eight Flags	—			8,377			—			8,377			—			8,608			—			8,608

Propane operations
Propane delivery operations	—			63,143			—			63,143			—			72,311			—			72,311

Energy services
Marlin Gas Services	—			3,541			—			3,541			—			—			—			—
PESCO - Natural Gas Marketing	—			118,302			—			118,302						130,357			—			130,357
Total energy services	—			121,843			—			121,843			—			130,357			—			130,357

Other and eliminations
Eliminations	(18,714		)	(8,123		)	(23,773		)	(50,610		)	(18,003		)	(8,494		)	(25,976		)	(52,473		)
Other	—			875			264			1,139			—			999			387			1,386
Total other and eliminations	(18,714		)	(7,248		)	(23,509		)	(49,471		)	(18,003		)	(7,495		)	(25,589		)	(51,087		)

Total operating revenues⁽¹⁾	$	177,021		$	205,007		$	(23,509	)	$	358,519		$	179,897		$	221,712		$	(25,589	)	$	376,020

⁽¹⁾ Total operating revenues for the six months ended June 30, 2019, include other revenue (revenues from sources other than contracts with customers) of $(0.2) million and $0.2 million for our Regulated and Unregulated Energy segments, respectively, and $(0.9) million and $0.2 million for our Regulated and Unregulated Energy segments, respectively, for the six months ended June 30, 2018. The sources of other revenues include revenue from alternative revenue programs related to revenue normalization for the Maryland division and Sandpiper and late fees.

Contract with Customer, Asset and Liability [Table Text Block]

The balances of our trade receivables, contract assets, and contract liabilities as of December 31, 2018 and June 30, 2019 were as follows:



	Trade Receivables			Contract Assets (Current)		Contract Assets (Non-current)		Contract Liabilities (Current)
(in thousands)
Balance at 12/31/2018	$	83,214		—		$	2,614	$	480
Balance at 6/30/2019	47,254			18		3,051		316
Increase (decrease)	$	(35,960	)	$	18	$	437	$	(164	)

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]

Revenue for these businesses for the remaining performance obligations, at June 30, 2019, are expected to be recognized as follows:



(in thousands)	2019		2020		2021		2022		2023		2024		2025 and thereafter
Eastern Shore and Peninsula Pipeline	$	19,210	$	36,835	$	33,519	$	26,575	$	21,148	$	18,969	$	193,651
Natural gas distribution operations	2,007		3,624		3,403		3,369		2,971		2,957		27,941
PESCO - Natural Gas Marketing	2,903		7,529		1,925		23		—		—		—
FPU electric distribution	149		297		297		109		—		—		—
Total revenue contracts with remaining performance obligations	$	24,269	$	48,285	$	39,144	$	30,076	$	24,119	$	21,926	$	221,592