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Derivative Instruments (Tables)
 12 Months Ended
Dec. 31, 2016
Derivative Instrument Detail [Abstract]  
Fair Value of Cash Flow and Fair Value Derivative Instruments

The fair values of our cash flow and fair value derivative instruments on our Consolidated Balance Sheets as of December 31 are as follows: 

 

(Dollars in thousands)

 

Asset Derivatives

 

 

 

 

Liability Derivatives

 

Location

 

2016

 

 

2015

 

 

Location

 

2016

 

 

2015

 

Other assets, current

 

$

32

 

 

$

7

 

 

 

 

$

—

 

 

$

—

 

Other assets, non-current

 

 

1,363

 

 

 

574

 

 

Long-term debt

 

 

91

 

 

 

—

 

 

 

$

1,395

 

 

$

581

 

 

 

 

$

91

 

 

$

—

 

 
Effect of Derivatives on Consolidated Statements of Income

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

 

(Dollars in thousands)

Location

 

2016

 

 

2015

 

 

2014

 

Derivatives designated in fair value hedging relationships:

 

 

 

 

 

 

 

 

 

 

 

 

 

Realized gain on interest rate contracts1

Interest expense

 

$

805

 

 

$

1,534

 

 

$

979

 

Derivatives designated in cash flow hedging relationships:

 

 

 

 

 

 

 

 

 

 

 

 

 

Gain (loss) recognized in other comprehensive income,

   net of tax (effective portion)

 

 

$

(916

)

 

$

—

 

 

$

—

 

Loss reclassified from accumulated other comprehensive

   income into interest expense (effective portion)1

Interest expense

 

 

215

 

 

 

—

 

 

 

—

 

Net effect on other comprehensive income

 

 

$

(701

)

 

$

—

 

 

$

—

 

 

1

Realized gains 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 the Consolidated Statements of Cash Flows.