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Severance and Other Charges (Tables)
 6 Months Ended
Jun. 30, 2015
Restructuring and Related Activities [Abstract]  
Restructuring and Related Costs
Below is a reconciliation of the beginning and ending liability balance (in thousands):

 
International Services
 
U.S. Services
 
Tubular Sales
 
Total
Beginning balance, March 31, 2015
$
372

 
$
10,743

 
$
858

 
$
11,973

Increase in accrual
—

 
—

 
27

 
27

Decrease in accrual
—

 
(1,345
)
 
 
 
(1,345
)
Severance and other payments
(187
)
 
(2,757
)
 
(885
)
 
(3,829
)
Ending balance, June 30, 2015
$
185

 
$
6,641

 
$
—

 
$
6,826