Derivative Instruments (Tables)

3 Months Ended

Mar. 31, 2017

Derivative Instrument Detail [Abstract]

Fair Value of Interest Rate Contracts Designated As Hedging Instruments

The following table presents the gross fair values of our interest rate contracts designated as hedging instruments on our Condensed Consolidated Balance Sheets:

(Dollars in thousands)	Asset Derivatives					Liability Derivatives
Location	March 31, 2017		December 31, 2016		Location	March 31, 2017		December 31, 2016
Other assets, current	$	158	$	32	Current liabilities	$	—	$	—
Other assets, non-current		1,227		1,363	Other long-term obligations		219		91
	$	1,385	$	1,395		$	219	$	91

Effect of Derivatives on Consolidated Statements of Income

The following table details the effect of derivatives on our Consolidated Statements of Income:

		Three Months Ended March 31,
(Dollars in thousands)	Location	2017			2016
Derivativesdesignatedinfairvaluehedging relationships:
Realized gain on interest rate contracts1	Interest expense	$	167		$	242
Derivativesdesignatedincashflowhedging relationships:
Gain (loss) recognized in other comprehensive income, net of tax (effective portion)		$	(2	)	$	(164	)
Loss reclassified from accumulated other comprehensive income into interest expense (effective portion)1	Interest expense		50			—
Net effect on other comprehensive income		$	48		$	(164	)

¹ Realized gain and losses on interest rate contracts consist of net cash received or paid and interest accruals on the interest rate swaps during the periods. Net cash received or paid is included in the supplemental cash flow information within interest, net of amounts capitalized in our Condensed Consolidated Statements of Cash Flows.