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Other comprehensive (loss) income
 9 Months Ended
Sep. 30, 2015
Equity [Abstract]  
Other comprehensive (loss) income
Other comprehensive (loss) income. Changes in the balances of each component of other comprehensive (loss) income and the related tax effects are as follows:

 
For the Three Months Ended 
 September 30, 2015
 
For the Three Months Ended 
 September 30, 2014
 
Before-Tax Amount
Tax Expense (Benefit)
Net-of-Tax Amount
 
Before-Tax Amount
Tax Expense (Benefit)
Net-of-Tax Amount
 
($000 omitted)
 
($000 omitted)
Foreign currency translation adjustments
(5,787
)
(1,505
)
(4,282
)
 
(8,257
)
(2,227
)
(6,030
)
Unrealized (losses) gains on investments:
 
 
 
 
 
 
 
Change in unrealized (losses) gains on investments
(239
)
(84
)
(155
)
 
(1,487
)
(521
)
(966
)
Less: reclassification adjustment for net gains included in net income
(675
)
(236
)
(439
)
 
(283
)
(98
)
(185
)
  Net unrealized (losses) gains
(914
)
(320
)
(594
)
 
(1,770
)
(619
)
(1,151
)
 
 
 
 
 
 
 
 
Other comprehensive (loss) income
(6,701
)
(1,825
)
(4,876
)
 
(10,027
)
(2,846
)
(7,181
)
 
 
 
 
 
 
 
 
 
For the Nine Months Ended 
 September 30, 2015
 
For the Nine Months Ended 
 September 30, 2014
 
Before-Tax Amount
Tax Expense (Benefit)
Net-of-Tax Amount
 
Before-Tax Amount
Tax Expense (Benefit)
Net-of-Tax Amount
 
($000 omitted)
 
($000 omitted)
Foreign currency translation adjustments
(12,215
)
(3,677
)
(8,538
)
 
(6,359
)
(2,051
)
(4,308
)
Unrealized (losses) gains on investments:
 
 
 
 
 
 
 
Change in unrealized (losses) gains on investments
(6,303
)
(2,207
)
(4,096
)
 
10,616

3,716

6,900

Less: reclassification adjustment for net gains included in net income
(1,878
)
(657
)
(1,221
)
 
(581
)
(203
)
(378
)
  Net unrealized (losses) gains
(8,181
)
(2,864
)
(5,317
)
 
10,035

3,513

6,522

 
 
 
 
 
 
 
 
Other comprehensive (loss) income
(20,396
)
(6,541
)
(13,855
)
 
3,676

1,462

2,214