Derivative Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2014

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Interest Rate Derivatives

A summary of our derivative financial instruments as of December 31, 2014 and 2013 follows:

	December 31, 2014
			Derivative Fair Value				Net Ineffective
Dollars in thousands	Notional Amount		Asset		Liability		Hedge Gains/(Losses)
CASH FLOW HEDGES
Pay-fixed/receive-variable interest rate swaps
Long term borrowings	$	110,000	$	—	$	2,911	$	—
	$	110,000	$	—	$	2,911	$	—

	December 31, 2013
			Derivative Fair Value				Net Ineffective
Dollars in thousands	Notional Amount		Asset		Liability		Hedge Gains/(Losses)
CASH FLOW HEDGES
Pay-fixed/receive-variable interest rate swaps
Long term borrowings	$	70,000	$	803	$	—	$	—
	$	70,000	$	803	$	—	$	—