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Severance and Other Charges (Tables)
 12 Months Ended
Dec. 31, 2015
Restructuring and Related Activities [Abstract]  
Restructuring and Related Cost
These costs are reflected in our consolidated statements of income under severance and other charges. As of December 31, 2015, we had a $22.2 million liability.

Below is a reconciliation of the beginning and ending liability balance (in thousands):

 
International Services
 
U.S. Services
 
Tubular Sales
 
Total
Beginning balance, December 31, 2014
$
—

 
$
—

 
$
—

 
$
—

Additions for costs expensed
1,500

 
32,838

 
1,146

 
35,484

Other adjustments
—

 
(87
)
 
47

 
(40
)
Severance and other payments
(1,422
)
 
(8,302
)
 
(1,193
)
 
(10,917
)
Reclass to equity for acceleration of RSU awards
—

 
(2,283
)
 
—

 
(2,283
)
Ending balance, December 31, 2015
$
78

 
$
22,166

 
$
—

 
$
22,244