Derivatives (Tables)

12 Months Ended

Dec. 31, 2017

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Credit Value Adjustment Recorded Related to Notional Amount of Derivatives Outstanding

The following table depicts the credit value adjustment recorded related to the notional amount of derivatives outstanding as well as the notional amount of risk participation agreements participated to other banks at December 31:



	2017			2016
	(dollars in thousands)
Derivatives not Designated as Hedging Instruments
Credit value adjustment	$	(791	)	$	(317	)
Notional Amount:
Interest rate derivatives	401,304			345,102
Interest rate caps	46,444			14,762
Risk participation agreements	197,660			174,213
Sold credit protection on risk participation agreements	(46,170		)	(40,281		)
Derivatives Designated as Hedging Instruments
Interest rate swaps:
Fair value adjustment	459			(443		)
Notional Amount	150,000			200,000
Interest rate forwards:
Fair value adjustment	19			—
Notional Amount	17,000			—
Foreign exchange forwards:
Fair value adjustment	(70		)	(8		)
Notional Amount	10,077			4,749

Schedule of Change in Fair Value of Derivative Assets and Liabilities

The table below presents the amount representing the change in the fair value of derivative assets and derivative liabilities attributable to credit risk included in “Other income” on the Consolidated Statements of Income for the years ended December 31:



	2017			2016			2015
	(dollars in thousands)
Non-hedging interest rate derivatives:
(Decrease) increase in other income	$	(473	)	$	219		$	(274	)
Hedging interest rate derivatives:
Increase in interest income	452			1,627			2,049
Increase in other income	119			70			64
Hedging interest rate forwards:
Decrease in other expense	(19		)	—			—
Hedging interest rate derivatives:
Increase (decrease) in other expense	4			(5		)	—