Comprehensive Income (Loss)
 6 Months Ended
Apr. 30, 2017
Comprehensive Income (Loss) Disclosure [Abstract]  
Comprehensive Income (Loss)

17.       Accumulated Other Comprehensive Income (Loss)

The components of accumulated other comprehensive income (loss), net of tax, for the three months ended April 30, 2017 and 2016 are as follows:

 (in thousands) Unamortized Net Gains (Losses) on Derivatives(1) Net Unrealized Holding Gains (Losses) on Available-for-Sale Investments(2) Foreign Currency Translation Adjustments Total
 Balance at January 31, 2017$ 691$ 3,270$ (55,416)$ (51,455)
  Other comprehensive income (loss),         
   before reclassifications and tax  (684)  532  (8,526)  (8,678)
   Tax impact  271  (207)  -  64
  Reclassification adjustments, before tax  8  -  -  8
   Tax impact  (3)  -  -  (3)
  Net current period other comprehensive        
   income (loss)  (408)  325  (8,526)  (8,609)
 Balance at April 30, 2017$ 283$ 3,595$ (63,942)$ (60,064)
           
 Balance at January 31, 2016$ 677$ 3,075$ (67,058)$ (63,306)
  Other comprehensive income, before        
   reclassifications and tax  -  1,058  21,841  22,899
   Tax impact  -  (415)  -  (415)
  Reclassification adjustments, before tax  6  (63)  -  (57)
   Tax impact  (2)  25  -  23
  Net current period other comprehensive        
   income (loss)  4  605  21,841  22,450
 Balance at April 30, 2016$ 681$ 3,680$ (45,217)$ (40,856)

The components of accumulated other comprehensive income (loss), net of tax, for the six months ended April 30, 2017 and 2016 are as follows:

 (in thousands) Unamortized Net Gains (Losses) on Derivatives(1) Net Unrealized Holding Gains (Losses) on Available-for-Sale Investments(2) Foreign Currency Translation Adjustments Total
 Balance at October 31, 2016$ 687$ 2,943$ (61,213)$ (57,583)
  Other comprehensive income (loss),        
   before reclassifications and tax  (684)  1,068  (2,729)  (2,345)
   Tax impact  271  (416)  -  (145)
  Reclassification adjustments, before tax  14  -  -  14
   Tax impact  (5)  -  -  (5)
  Net current period other comprehensive        
   income (loss)  (404)  652  (2,729)  (2,481)
 Balance at April 30, 2017$ 283$ 3,595$ (63,942)$ (60,064)
           
 Balance at October 31, 2015$ 674$ 3,733$ (52,993)$ (48,586)
  Other comprehensive income (loss),        
   before reclassifications and tax  -  (23)  7,776  7,753
   Tax impact  -  12  -  12
  Reclassification adjustments, before tax  11  (83)  -  (72)
   Tax impact  (4)  41  -  37
  Net current period other comprehensive        
   income (loss)  7  (53)  7,776  7,730
 Balance at April 30, 2016$ 681$ 3,680$ (45,217)$ (40,856)
           
  (1) Amounts reclassified from accumulated other comprehensive loss, net of tax, represent the amortization of net gains (losses)
   on qualifying derivative financial instruments designated as cash flow hedges over the life of the Company's Senior Notes into interest
   expense on the Consolidated Statements of Income.
  (2) Amounts reclassified from accumulated other comprehensive income (loss), net of tax, represent gains (losses) on disposal of available-
   for-sale securities and were recorded in gains and other investment income, net, on the Consolidated Statements of Income.