XML 37 R26.htm IDEA: XBRL DOCUMENT v3.4.0.3
Fair Value Measurements (Tables)
 3 Months Ended
Mar. 31, 2016
Fair Value Disclosures [Abstract]  
Assets Measured at Fair Value on a Recurring Basis, Categorized by the Level of Inputs Used in the Valuation
From time to time we enter into various instruments that require fair value measurement. Assets and liabilities measured on a recurring basis, categorized by the level of inputs used in the valuation, included:

(Dollars in thousands)
 
Carrying amount as of March 31, 2016
 
Level 1
 
Level 2
 
Level 3
Foreign currency contracts
 
$
(114
)
 
$
—

 
$
(114
)
 
$
—

Copper derivative contracts
 
$
255

 
$
—

 
$
255

 
$
—

Interest rate swap
 
$
(7
)
 
$
—

 
$
(7
)
 
$
—

(Dollars in thousands)
 
Carrying amount as of December 31, 2015
 
Level 1
 
Level 2
 
Level 3
Foreign currency contracts
 
$
(78
)
 
$
—

 
$
(78
)
 
$
—

Copper derivative contracts
 
$
193

 
$
—

 
$
193

 
$
—

Interest rate swap
 
$
(18
)
 
$
—

 
$
(18
)
 
$
—