Income Taxes (Effective Tax Rate Reconciliation) (Details)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Effective Tax Rate Reconciliation [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate	35.00%	35.00%	35.00%
Effective Income Tax Rate Reconciliation, State and Local Income Taxes	4.20%	3.00%	2.10%
Effective Income Tax Rate Reconciliation, Tax Credits, Foreign	1.30%	(17.50%)	(5.50%)
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential	(9.80%)	(10.50%)	(7.00%)
Effective Income Tax Rate Reconciliation, Tax Contingencies	(2.10%)	1.20%	(0.60%)
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance	(3.30%)	0.20%	(2.70%)
Effective Income Tax Rate Reconciliation, Other Adjustments	(3.30%)	(1.90%)	(0.50%)
Effective Income Tax Rate, Continuing Operations	35.10%	23.20%	19.30%
Effective Income Tax Rate Reconciliation, Deduction, Percent	(2.20%)	(2.00%)	(1.50%)
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent	(4.90%)	0.00%	0.00%
Venezuelan Operations [Member]
Effective Tax Rate Reconciliation [Line Items]
Effective Income Tax Rate Reconciliation, Other Adjustments	0.00%	15.70%	0.00%
Tools [Member]
Effective Tax Rate Reconciliation [Line Items]
Effective Income Tax Rate Reconciliation, Other Adjustments	20.20%	0.00%	0.00%