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SEGMENT INFORMATION (Tables)
 12 Months Ended
Dec. 31, 2016
Segment Reporting [Abstract]  
Schedule of Operating Income by Segment
The following financial information is a summary of the operating income of each operational segment:

   
Year ended December 31, 2016
  
   
OEM of Heat Transfer Solutions and Aviation Accessories
    
MRO Services for heat transfer components and OEM of heat transfer solutions
    
MRO services for Aviation Components
    
Overhaul and coating of jet engine components
    
Other
    
Elimination of inter-company sales
    
Consolidated
  
                                           
Revenues
                                          
Sale of products and services
  
$
23,515
    
$
31,440
    
$
31,630
    
$
9,209
    
$
-
    
$
-
    
$
95,794
  
Intersegment revenues
    
4,740
      
989
      
-
      
-
      
-
      
(5,729
)
    
-
  
Total revenues
    
28,255
      
32,429
      
31,630
      
9,209
              
(5,729
)
    
95,794
  
                                                         
Cost of revenues
    
24,028
      
23,440
      
27,423
      
7,610
      
-
      
(5,744
)
    
76,757
  
Gross profit
    
4,227
      
8,989
      
4,207
      
1,599
      
-
      
15
      
19,037
  
                                                         
Research and development
    
758
      
210
      
29
      
143
      
-
      
-
      
1,140
  
Selling and marketing
    
1,544
      
1,105
      
792
      
435
      
-
      
-
      
3,876
  
General and administrative
    
2,539
      
2,915
      
3,473
      
1,096
      
-
      
-
      
10,023
  
Other expenses (income)
    
-
      
-
      
-
      
-
      
(138
)
    
-
      
(138
)
Operating income (loss)
  
$
(614
)
  
$
4,759
    
$
(87
)
  
$
(75
)
  
$
138
    
$
15
    
$
4,136
  

   
Year ended December 31, 2015
  
   
OEM of Heat Transfer Solutions and Aviation Accessories
    
MRO Services for heat transfer components and OEM of heat transfer solutions
    
MRO services for Aviation Components
    
Overhaul and coating of jet engine components
    
Other
    
Elimination of inter-company sales
    
Consolidated
  
                                           
Revenues
                                          
Sale of products and services
  
$
23,511
    
$
30,526
    
$
29,665
    
$
1,905
    
$
-
    
$
-
    
$
85,607
  
Intersegment revenues
    
3,840
      
475
      
-
      
-
      
-
      
(4,315
)
    
-
  
Total revenues
    
27,351
      
31,001
      
29,665
      
1,905
      
-
      
(4,315
)
    
85,607
  
                                                         
Cost of revenues
    
23,887
      
22,541
      
28,474
      
1,485
      
-
      
(4,445
)
    
71,942
  
Gross profit
    
3,464
      
8,460
      
1,191
      
420
      
-
      
130
      
13,665
  
                                                         
Research and development
    
619
      
264
      
-
      
7
      
-
      
-
      
890
  
Selling and marketing
    
1,270
      
961
      
608
      
64
      
-
      
-
      
2,903
  
General and administrative
    
1,880
      
3,000
      
3,303
      
286
      
-
      
-
      
8,469
  
Other expenses
    
-
      
-
      
-
      
-
      
631
      
-
      
631
  
Gain on bargain purchase
    
-
      
-
      
-
      
-
      
(4,833
)
    
-
      
(4,833
)
Operating income (loss)
  
$
(305
)
  
$
4,235
    
$
(2,720
)
  
$
63
    
$
(4,202
)
  
$
130
    
$
5,605
  

   
Year ended December 31, 2014
  
   
OEM of Heat Transfer Solutions and Aviation Accessories
    
MRO Services for heat transfer components and OEM of heat transfer solutions
    
MRO services for Aviation Components
    
Elimination of inter-company sales
    
Consolidated
  
                               
Revenues
                              
Sale of products and services
  
$
22,871
    
$
30,121
    
$
27,734
    
$
-
    
$
80,726
  
Intersegment revenues
    
5,314
      
229
      
-
      
(5,543
)
    
-
  
Total revenues
    
28,185
      
30,350
      
27,734
      
(5,543
)
    
80,726
  
                                         
Cost of revenues
    
23,249
      
23,101
      
23,502
      
(5,330
)
    
64,522
  
Gross profit
    
4,936
      
7,249
      
4,232
      
(213
)
    
16,204
  
                                         
Research and development
    
841
      
229
      
-
      
-
      
1,070
  
Selling and marketing
    
1,538
      
1,058
      
607
      
-
      
3,203
  
General and administrative
    
2,717
      
2,417
      
2,989
      
-
      
8,123
  
Other income
    
(11
)
    
-
      
-
      
-
      
(11
)
Operating income (loss)
  
$
(149
)
  
$
3,545
    
$
636
    
$
(213
)
  
$
3,819
  
Schedule of Assets, Depreciation and Amortization, and Capital Expenditures by Segment
The following financial information identifies the assets, depreciation and amortization, and capital expenditures to segments:

   
Year ended December 31, 2016
  
   
OEM of Heat Transfer Solutions and Aviation Accessories
    
MRO Services for heat transfer components and OEM of heat transfer solutions
    
MRO services for Aviation Components
    
Overhaul and coating of jet engine components
    
Amounts not allocated to segments
    
Consolidated
  
                                     
Total assets
    
28,885
      
34,729
      
27,246
      
11,616
      
9,500
      
111,976
  
Depreciation and amortization
    
1,199
      
898
      
542
      
997
      
-
      
3,636
  
Expenditure for segment assets
    
1,437
      
1,266
      
2,686
      
505
      
-
      
5,894
  
   
 
Year ended December 31, 2015
  
   
OEM of Heat Transfer Solutions and Aviation Accessories
    
MRO Services for heat transfer components and OEM of heat transfer solutions
    
MRO services for Aviation Components
    
Overhaul and coating of jet engine components
    
Amounts not allocated to segments
    
Consolidated
  
                                                 
Total assets
    
29,440
      
28,400
      
24,170
      
11,635
      
15,938
      
109,583
  
Depreciation and amortization
    
1,127
      
789
      
669
      
196
      
-
      
2,781
  
Expenditure for segment assets
    
1,075
      
1,400
      
821
      
51
      
-
      
3,347
  

   
Year ended December 31, 2014
  
   
OEM of Heat Transfer Solutions and Aviation Accessories
    
MRO Services for heat transfer components and OEM of heat transfer solutions
    
MRO services for Aviation Components
    
Amounts not allocated to segments
    
Consolidated
  
                               
Depreciation and amortization
    
1,027
      
675
      
367
      
-
      
2,069
  
Expenditure for segment assets
    
1,126
      
810
      
539
      
-
      
2,475