Retirement Plans (Tables)

9 Months Ended

Sep. 30, 2016

Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

The following tables provide the components of net periodic benefit costs for the three- and nine-month periods ended 9/30/2016 and 2015.

				Select
	Employees'			Executive		Postretirement
	Pension			Retirement		Benefit
	Plan			Plan		Plans
Net Periodic Benefit Cost
For the Three Months Ended September 30, 2016:
Service Cost	$	376		$	8	$	63
Interest Cost	420			56		83
Expected Return on Plan Assets	(828		)	—		—
Amortization of Prior Service (Credit) Cost	(14		)	14		(3		)
Amortization of Net Loss	140			28		—
Net Periodic Benefit Cost	$	94		$	106	$	143
Plan Contributions During the Period	$	—		$	131	$	47
For the Three Months Ended September 30, 2015:
Service Cost	$	353		$	3	$	43
Interest Cost	402			61		144
Expected Return on Plan Assets	(808		)	—		—
Amortization of Prior Service (Credit) Cost	(21		)	15		(8		)
Amortization of Net Loss	139			30		24
Net Periodic Benefit Cost	$	65		$	109	$	203
Plan Contributions During the Period	$	3,000		$	70	$	106
Net Periodic Benefit Cost
For the Nine Months Ended September 30, 2016:
Service Cost	$	1,127		$	24	$	188
Interest Cost	1,262			163		178
Expected Return on Plan Assets	(2,483		)	—		—
Amortization of Prior Service Cost (Credit)	(42		)	43		(8		)
Amortization of Net Loss	419			84		—
Net Periodic Benefit Cost	$	283		$	314	$	358
Plan Contributions During the Period	$	—		$	350	$	197
Estimated Future Contributions in the Current Fiscal Year	$	—		$	117	$	66
For the Nine Months Ended September 30, 2015:
Service Cost	$	1,058		$	8	$	130
Interest Cost	1,203			182		361
Expected Return on Plan Assets	(2,423		)	—		—
Amortization of Prior Service (Credit) Cost	(62		)	44		(23		)
Amortization of Net Loss	417			91		71
Net Periodic Benefit Cost	$	193		$	325	$	539
Plan Contributions During the Period	$	3,000		$	344	$	231

We were not required to make a contribution to our qualified pension plan in 2016, and currently, we do not expect to make additional contributions in 2016. Arrow makes contributions to its other post-retirement benefit plans in an amount equal to benefit payments for the year.