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SELECTED FINANCIAL STATEMENT INFORMATION (Tables)
 6 Months Ended
Apr. 30, 2017
Selected Financial Statement Information [Abstract]  
Schedule of Accounts Receivable [Table Text Block]
Accounts Receivable
(in thousands)
 
April 30, 2017
 
October 31, 2016
Accounts receivable
 

$216,697

 

$205,386

Less: Allowance for doubtful accounts
 
(3,590
)
 
(3,159
)
Accounts receivable, net
 

$213,107

 

$202,227
Schedule of Costs in Excess of Billings and Billings in Excess of Costs [Table Text Block]
Costs and Estimated Earnings on Uncompleted Percentage-of-Completion Contracts
(in thousands)
 
April 30, 2017
 
October 31, 2016
Costs incurred on uncompleted contracts
 

$18,033

 

$19,086

Estimated earnings
 
14,262

 
13,887

 
 
32,295

 
32,973

Less: Billings to date
 
(35,830
)
 
(39,142
)


 

($3,535
)
 

($6,169
)
Included in the accompanying Condensed Consolidated Balance Sheets under the following captions:
 
 
 
 
Accounts receivable, net (costs and estimated earnings in excess of billings)
 

$2,344

 

$4,839

Accrued expenses and other current liabilities (billings in excess of costs and estimated earnings)
 
(5,879
)
 
(11,008
)
 
 

($3,535
)
 

($6,169
)
Schedule of Inventories [Table Text Block]
Inventories
(in thousands)
 
April 30, 2017
 
October 31, 2016
Finished products
 

$163,471

 

$131,008

Work in process
 
39,163

 
36,076

Materials, parts, assemblies and supplies
 
119,921

 
117,153

Contracts in process
 
4,198

 
3,253

Less: Billings to date
 
(1,092
)
 
(1,188
)
Inventories, net of valuation reserves
 

$325,661

 

$286,302
Schedule of Property, Plant and Equipment [Table Text Block]
Property, Plant and Equipment
(in thousands)
 
April 30, 2017
 
October 31, 2016
Land
 

$5,097

 

$5,090

Buildings and improvements
 
84,278

 
79,205

Machinery, equipment and tooling
 
181,342

 
171,717

Construction in progress
 
11,357

 
10,453

 
 
282,074

 
266,465

Less: Accumulated depreciation and amortization
 
(155,672
)
 
(144,854
)
Property, plant and equipment, net
 

$126,402

 

$121,611
Schedule of Research and Development Expenses [Table Text Block]
The amount of new product research and development ("R&D") expenses included in cost of sales for the six and three months ended April 30, 2017 and 2016 is as follows (in thousands):
 
 
Six months ended April 30,
 
Three months ended April 30,
 
 
2017
 
2016
 
2017
 
2016
R&D expenses
 

$22,469

 

$19,992

 

$11,223

 

$10,985
Schedule of Redeemable Noncontrolling Interests [Table Text Block]
Management's estimate of the aggregate Redemption Amount of all Put Rights that the Company could be required to pay is as follows (in thousands):
 
 
April 30, 2017
 
October 31, 2016
Redeemable at fair value
 

$81,495

 

$85,574

Redeemable based on a multiple of future earnings
 
43,637

 
13,938

Redeemable noncontrolling interests
 

$125,132

 

$99,512
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Changes in the components of accumulated other comprehensive loss for the six months ended April 30, 2017 are as follows (in thousands):
 
 
Foreign Currency Translation
 
Pension Benefit Obligation
 
Accumulated
Other
Comprehensive Loss
Balances as of October 31, 2016
 

($23,953
)
 

($1,373
)
 

($25,326
)
Unrealized gain
 
309

 
—

 
309

Amortization of unrealized loss on
defined benefit pension plan,
net of tax
 
—

 
15

 
15

Balances as of April 30, 2017
 

($23,644
)
 

($1,358
)
 

($25,002
)