Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2014

Compensation and Retirement Disclosure [Abstract]

Employee Benefit Plans

	Chesapeake Pension Plan						FPU Pension Plan						Chesapeake SERP				Chesapeake Postretirement Plan						FPU Medical Plan
For the Six Months Ended June 30,	2014			2013			2014			2013			2014		2013		2014			2013			2014		2013
(in thousands)
Interest cost	$	213		$	205		$	1,294		$	1,188		$	46	$	41	$	26		$	24		$	33	$	32
Expected return on plan assets	(265		)	(252		)	(1,545		)	(1,437		)	—		—		—			—			—		—
Amortization of prior service cost	—			(1		)	—			—			9		10		(39		)	(39		)	—		—
Amortization of net loss	75			114			—			162			24		32		33			36			—		—
Net periodic cost (benefit)	23			66			(251		)	(87		)	79		83		20			21			33		32
Amortization of pre-merger regulatory asset	—			—			381			381			—		—		—			—			4		4
Total periodic cost	$	23		$	66		$	130		$	294		$	79	$	83	$	20		$	21		$	37	$	36

For the Three Months Ended June 30, 2014	Chesapeake Pension Plan		FPU Pension Plan		Chesapeake SERP		Chesapeake Postretirement Plan			FPU Medical Plan		Total
(in thousands)
Prior service cost (credit)	$	—	$	—	$	5	$	(20	)	$	—	(15		)
Net loss	38		—		12		17			—		67
Total recognized in net periodic benefit cost	$	38	$	—	$	17	$	(3	)	$	—	$	52
Recognized from accumulated other comprehensive loss (1)	$	38	$	—	$	17	$	(3	)	$	—	$	52
Recognized from regulatory asset	—		—		—		—			—		—
Total	$	38	$	—	$	17	$	(3	)	$	—	$	52

For the Six Months Ended June 30, 2014	Chesapeake Pension Plan		FPU Pension Plan		Chesapeake SERP		Chesapeake Postretirement Plan			FPU Medical Plan		Total
(in thousands)
Prior service cost (credit)	$	—	$	—	$	9	$	(39	)	$	—	(30		)
Net loss	75		—		24		33			—		132
Total recognized in net periodic benefit cost	$	75	$	—	$	33	$	(6	)	$	—	$	102
Recognized from accumulated other comprehensive loss (1)	$	75	$	—	$	33	$	(6	)	$	—	$	102
Recognized from regulatory asset	—		—		—		—			—		—
Total	$	75	$	—	$	33	$	(6	)	$	—	$	102

For the Three Months Ended June 30, 2013	Chesapeake Pension Plan		FPU Pension Plan		Chesapeake SERP		Chesapeake Postretirement Plan			FPU Medical Plan		Total
(in thousands)
Prior service cost (credit)	$	—	$	—	$	5	$	(20	)	$	—	(15		)
Net loss	57		81		16		19			—		173
Total recognized in net periodic benefit cost	$	57	$	81	$	21	$	(1	)	$	—	$	158
Recognized from accumulated other comprehensive loss	$	57	$	15	$	21	$	(1	)	$	—	$	92
Recognized from regulatory asset	—		66		—		—			—		66
Total	$	57	$	81	$	21	$	(1	)	$	—	$	158

For the Six Months Ended June 30, 2013	Chesapeake Pension Plan			FPU Pension Plan		Chesapeake SERP		Chesapeake Postretirement Plan			FPU Medical Plan		Total
(in thousands)
Prior service cost (credit)	$	(1	)	$	—	$	10	$	(39	)	$	—	(30		)
Net loss	114			162		32		36			—		344
Total recognized in net periodic benefit cost	$	113		$	162	$	42	$	(3	)	$	—	$	314
Recognized from accumulated other comprehensive loss	$	113		$	31	$	42	$	(3	)	$	—	$	183
Recognized from regulatory asset	—			131		—		—			—		131
Total	$	113		$	162	$	42	$	(3	)	$	—	$	314

Net periodic benefit costs for our pension and post-retirement benefits plans for the three and six months ended June 30, 2014 and 2013 are set forth in the following tables:

	Chesapeake Pension Plan						FPU Pension Plan						Chesapeake SERP				Chesapeake Postretirement Plan						FPU Medical Plan
For the Three Months Ended June 30,	2014			2013			2014			2013			2014		2013		2014			2013			2014		2013
(in thousands)
Interest cost	$	106		$	103		$	647		$	594		$	23	$	20	$	13		$	12		$	16	$	16
Expected return on plan assets	(132		)	(126		)	(772		)	(718		)	—		—		—			—			—		—
Amortization of prior service cost	—			—			—			—			5		5		(20		)	(20		)	—		—
Amortization of net loss	38			57			—			81			12		16		17			19			—		—
Net periodic cost (benefit)	12			34			(125		)	(43		)	40		41		10			11			16		16
Amortization of pre-merger regulatory asset	—			—			191			191			—		—		—			—			2		2
Total periodic cost	$	12		$	34		$	66		$	148		$	40	$	41	$	10		$	11		$	18	$	18