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040650 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Details)
(http://www.eatonvance.com/role/DisclosureAccumulatedOtherComprehensiveIncomeLossDetails)
TableAccumulated Other Comprehensive Income Expense [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000350797 (http://www.sec.gov/CIK)
Accumulated Other Comprehensive Income (Loss) [Line Items]Period [Axis]
2015-11-01 - 2016-10-31
2014-11-01 - 2015-10-31
2013-11-01 - 2014-10-31
Accumulated Other Comprehensive Income Expense [Axis]Accumulated Other Comprehensive Income Expense [Axis]Accumulated Other Comprehensive Income Expense [Axis]
Unamortized net gains (losses) on derivatives [Member]Net unrealized holding gains (losses) on available-for-sale investments [Member]Foreign currency translation adjustments [Member]Total [Member]Accumulated Other Comprehensive Income Expense [Domain]Unamortized net gains (losses) on derivatives [Member]Net unrealized holding gains (losses) on available-for-sale investments [Member]Foreign currency translation adjustments [Member]Total [Member]Accumulated Other Comprehensive Income Expense [Domain]Unamortized net gains (losses) on derivatives [Member]Net unrealized holding gains (losses) on available-for-sale investments [Member]Foreign currency translation adjustments [Member]Total [Member]Accumulated Other Comprehensive Income Expense [Domain]
Beginning balance,
674,000  
3,733,000  
(52,993,000) 
(48,586,000) 
(48,586,000) 
661,000  
5,628,000  
(24,285,000) 
(17,996,000) 
 
648,000  
4,504,000  
(5,329,000) 
(177,000) 
 
Other comprehensive income (loss) before reclassifications and tax
0  
732,000  
(8,220,000) 
(7,488,000) 
 
0  
(8,000) 
(28,877,000) 
(28,885,000) 
 
0  
1,735,000  
(15,984,000) 
(14,249,000) 
 
Tax impact
0  
(303,000) 
0  
(303,000) 
 
0  
3,000  
(115,000) 
(112,000) 
 
0  
(690,000) 
(2,972,000) 
(3,662,000) 
 
Reclassification adjustments, before tax
22,000  
(2,082,000) 
0  
(2,060,000) 
 
22,000  
(2,992,000) 
463,000  
(2,507,000) 
 
22,000  
131,000  
0  
153,000  
 
Tax impact
(9,000) 
863,000  
0  
854,000  
 
(9,000) 
1,102,000  
(179,000) 
914,000  
 
(9,000) 
(52,000) 
0  
(61,000) 
 
Other comprehensive loss, net of tax
13,000  
 
(790,000) 
 
(8,220,000) 
 
(8,997,000) 
 
(8,997,000) 
 
13,000  
 
(1,895,000) 
 
(28,708,000) 
 
(30,590,000) 
 
(30,590,000) 
 
13,000  
 
1,124,000  
 
(18,956,000) 
 
(17,819,000) 
 
(17,819,000) 
 
Ending balance,
687,000  
 
2,943,000  
 
(61,213,000) 
 
(57,583,000) 
 
(57,583,000) 
 
674,000  
 
3,733,000  
 
(52,993,000) 
 
(48,586,000) 
 
(48,586,000) 
 
661,000  
 
5,628,000  
 
(24,285,000) 
 
(17,996,000)