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Network
940904 - Disclosure - Income Taxes (Schedule Of Federal Statutory Income Tax Rate To Income Before Income Tax) (Details)
(http://bench.com/role/IncomeTaxesScheduleOfFederalStatutoryIncomeTaxRateToIncomeBeforeIncomeTaxDetails)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000863436 (http://www.sec.gov/CIK)
Income Taxes [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Income Taxes [Abstract]
 
 
 
Tax at statutory rate
23,866,000  
31,514,000  
34,520,000  
State taxes, net of federal tax effect
1,102,000  
1,295,000  
1,615,000  
Effect of foreign operations and tax incentives
(15,496,000) 
(21,820,000) 
(24,330,000) 
Change in valuation allowance
(1,152,000) 
(19,640,000) 
(118,000) 
Chinese retroactive tax incentive
0  
0  
(1,227,000) 
Losses in foreign jurisdictions for which no benefit has been provided
2,106,000  
3,711,000  
5,812,000  
Change in uncertain tax benefits reserve
(8,270,000) 
(1,653,000) 
0  
Other
1,985,000  
1,231,000  
1,116,000  
Total income tax expense (benefit)
4,141,000  
 
(5,362,000) 
 
17,388,000