Retirement Plans (Tables)

3 Months Ended

Mar. 31, 2017

Pension plan

Defined Benefit Plan Disclosure [Line Items]

Components of net periodic pension cost

The expected total pension and retirement expense for the Benefit Plan was as follows:

	Three Months Ended March 31,
($ in thousands)	2017			2016
Cost components:
Service cost-benefits earned during the period	$	(61	)	$	(56	)
Interest cost on projected benefit obligation	(104		)	(102		)
Expected return on plan assets	129			129
Net amortization and deferral	(50		)	(46		)
Total net periodic pension cost	$	(86	)	$	(75	)

SERP

Defined Benefit Plan Disclosure [Line Items]

Components of net periodic pension cost

The pension and retirement expense for the SERP was as follows:

	Three Months Ended March 31,
($ in thousands)	2017			2016
Cost components:
Interest cost on projected benefit obligation	$	(76	)	$	(81	)
Net amortization and deferral	(93		)	(86		)
Total net periodic pension cost	$	(169	)	$	(167	)