Pension Plans (Tables) - Pension Plan [Member]

12 Months Ended

Dec. 31, 2016

Funded Status and Accrued Pension Cost

The following table sets forth the funded status at December 31 (amounts in thousands):

	2016			2015
CHANGE IN BENEFIT OBLIGATION:
Benefit obligation at beginning of year	$	87,236		$	94,113
Interest cost		3,173			3,423
Actuarial (gain) loss		304			(3,377	)
Benefits paid		(5,353	)		(6,923	)
Benefit obligation at end of year		85,360			87,236
CHANGE IN PLAN ASSETS:
Fair value of plan assets at beginning of year		65,439			75,260
Actual return (loss) on plan assets		5,360			(2,898	)
Benefits paid		(5,353	)		(6,923	)
Fair value of plan assets at end of year		65,446			65,439
Funded status and accrued pension cost	$	(19,914	)	$	(21,797	)

Allocation of Defined Benefit Pension Plans Assets

The allocation of the defined benefit pension plan’s assets at December 31 are as follows (amounts in thousands):

Asset Class	2016		2015
Cash	$	728	$	983
Equity securities		64,718		64,456
Total	$	65,446	$	65,439

Benefit Obligation [Member]

Assumptions Used to Determine Benefit Obligations

The weighted-average assumptions used to determine the benefit obligation at December 31 are as follows:

	2016			2015			2014
Discount rate		3.72	%		3.90	%		3.66	%
Rate of compensation increase		N/A			N/A			N/A

Pension Expense [Member]

Assumptions Used to Determine Benefit Obligations

The weighted-average assumptions used to determine the net periodic pension expense for years ended December 31 are as follows:

	2016			2015			2014
Discount rate		3.70	%		3.77	%		4.49	%
Rate of compensation increase		N/A			N/A			N/A
Expected long-term rate of return on plan assets		6.50	%		6.50	%		7.50	%