Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2018

Retirement Benefits [Abstract]

Components of Company Plan Benefit Expense

The following table summarizes key information related to the Company’s pension plans and retirement agreements (in thousands):

	Nine Months Ended September 30, 2018			Year Ended December 31, 2017
Change in Projected Benefit Obligation
Projected benefit obligation, beginning of period	$	32,820		$	28,624
Service cost	900			1,001
Interest cost	931			1,228
Actuarial loss	—			2,474
Benefits paid	(396		)	(507		)
Projected benefit obligation, end of period	$	34,255		$	32,820
Change in Plan Assets
Plan assets at fair value, beginning of period	$	—		$	—
Company contributions	396			507
Benefits paid	(396		)	(507		)
Plan assets at fair value, end of period	$	—		$	—
Unfunded Status of the Plan	$	(34,255	)	$	(32,820	)

Components of Net Periodic Benefit Cost

	Three Months Ended				Nine Months Ended
	September 30, 2018		September 30, 2017		September 30, 2018		September 30, 2017
Components of Net Periodic Benefit Cost
Service cost	$	300	$	250	$	900	$	751
Interest cost	310		307		931		921
Net loss	133		73		399		218
Net periodic pension cost	$	743	$	630	$	2,230	$	1,890