Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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Severance and Other Charges (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Restructuring Reserve
Beginning balance, December 31, 2015			$ 22,244
Additions for costs expensed	$ 3,718	$ 1,049	4,324	$ 13,022
Other adjustments			0
Severance and other payments			(6,629)
Ending balance, June 30, 2016	19,939		19,939
International Services
Restructuring Reserve
Beginning balance, December 31, 2015			78
Additions for costs expensed			2,590
Other adjustments			0
Severance and other payments			(2,167)
Ending balance, June 30, 2016	501		501
U.S. Services
Restructuring Reserve
Beginning balance, December 31, 2015			22,166
Additions for costs expensed			1,549
Other adjustments			(341)
Severance and other payments			(3,936)
Ending balance, June 30, 2016	19,438		19,438
Tubular Sales
Restructuring Reserve
Beginning balance, December 31, 2015			0
Additions for costs expensed			185
Other adjustments			341
Severance and other payments			(526)
Ending balance, June 30, 2016	$ 0		$ 0