| Schedule of Intangible Assets | 
Our identifiable intangible assets at March 31, 2018 and 2017 that were related to the Sumac transaction consisted of the following:
 
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   | 
Amortization period  | 
   | 
Gross Carrying Amount at  March 31, 2018  | 
   | 
Accumulated Amortization  | 
   | 
Net Carrying Amount at March 31, 2018  | 
   | 
Gross Carrying Amount at  March 31, 2017  | 
   | 
Accumulated Amortization  | 
   | 
Net Carrying Amount at March 31, 2017  | 
 
Customer relationships  | 
4 years  | 
   | 
$  | 
2,631  | 
 
  | 
   | 
$  | 
1,973  | 
 
  | 
   | 
$  | 
658  | 
 
  | 
   | 
$  | 
2,551  | 
 
  | 
   | 
$  | 
1,275  | 
 
  | 
   | 
$  | 
1,276  | 
 
  | 
 
Total  | 
   | 
   | 
$  | 
2,631  | 
 
  | 
   | 
$  | 
1,973  | 
 
  | 
   | 
$  | 
658  | 
 
  | 
   | 
$  | 
2,551  | 
 
  | 
   | 
$  | 
1,275  | 
 
  | 
   | 
$  | 
1,276  | 
 
  | 
 
  
 
Our identifiable intangible assets at March 31, 2018, and March 31, 2017 that were related to the IPI transaction consisted of the following:
 
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   | 
Amortization period  | 
   | 
Gross Carrying Amount at March 31, 2018  | 
   | 
Accumulated Amortization  | 
   | 
Net Carrying Amount at March 31, 2018  | 
   | 
Gross Carrying Amount at March 31, 2017  | 
   | 
Accumulated Amortization  | 
   | 
Net Carrying Amount at March 31, 2017  | 
 
Customer relationships  | 
8 years  | 
   | 
$  | 
5,962  | 
 
  | 
   | 
$  | 
1,987  | 
 
  | 
   | 
$  | 
3,975  | 
 
  | 
   | 
$  | 
5,962  | 
 
  | 
 
  | 
$  | 
1,242  | 
 
  | 
 
  | 
$  | 
4,720  | 
 
  | 
 
Trademark  | 
8 years  | 
   | 
1,820  | 
 
  | 
   | 
607  | 
 
  | 
   | 
1,213  | 
 
  | 
   | 
1,820  | 
 
  | 
 
  | 
379  | 
 
  | 
 
  | 
1,441  | 
 
  | 
 
Non-compete agreement  | 
3 years  | 
   | 
807  | 
 
  | 
   | 
717  | 
 
  | 
   | 
90  | 
 
  | 
   | 
807  | 
 
  | 
 
  | 
448  | 
 
  | 
 
  | 
359  | 
 
  | 
 
Total  | 
 
  | 
 
  | 
$  | 
8,589  | 
 
  | 
   | 
$  | 
3,311  | 
 
  | 
   | 
$  | 
5,278  | 
 
  | 
   | 
$  | 
8,589  | 
 
  | 
 
  | 
$  | 
2,069  | 
 
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$  | 
6,520  | 
 
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ntangible assets at March 31, 2018, and 2017 consisted of the following (including THS, IPI, Sumac, and Unitemp):
 
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   | 
   | 
Gross Carrying Amount at March 31, 2018  | 
   | 
Accumulated Amortization  | 
   | 
Net Carrying Amount at March 31, 2018  | 
   | 
Gross Carrying Amount at March 31, 2017  | 
   | 
Accumulated Amortization  | 
   | 
Net Carrying Amount at March 31, 2017  | 
 
Products  | 
   | 
$  | 
64,611  | 
 
  | 
   | 
$  | 
2,719  | 
 
  | 
   | 
$  | 
61,892  | 
 
  | 
   | 
$  | 
—  | 
 
  | 
   | 
$  | 
—  | 
 
  | 
   | 
$  | 
—  | 
 
  | 
 
Trademarks  | 
   | 
46,156  | 
 
  | 
   | 
832  | 
 
  | 
   | 
45,324  | 
 
  | 
   | 
44,563  | 
 
  | 
   | 
521  | 
 
  | 
   | 
44,042  | 
 
  | 
 
Developed technology  | 
   | 
10,160  | 
 
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   | 
4,106  | 
 
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   | 
6,054  | 
 
  | 
   | 
9,796  | 
 
  | 
   | 
3,454  | 
 
  | 
   | 
6,342  | 
 
  | 
 
Customer relationships  | 
   | 
113,378  | 
 
  | 
   | 
77,646  | 
 
  | 
   | 
35,732  | 
 
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   | 
99,676  | 
 
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   | 
64,682  | 
 
  | 
   | 
34,994  | 
 
  | 
 
Certifications  | 
   | 
458  | 
 
  | 
   | 
—  | 
 
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   | 
458  | 
 
  | 
   | 
442  | 
 
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   | 
—  | 
 
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   | 
442  | 
 
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Other  | 
   | 
5,863  | 
 
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   | 
3,889  | 
 
  | 
   | 
1,974  | 
 
  | 
   | 
2,626  | 
 
  | 
   | 
2,268  | 
 
  | 
   | 
358  | 
 
  | 
 
Total  | 
   | 
$  | 
240,626  | 
 
  | 
   | 
$  | 
89,192  | 
 
  | 
   | 
$  | 
151,434  | 
 
  | 
   | 
$  | 
157,103  | 
 
  | 
   | 
$  | 
70,925  | 
 
  | 
   | 
$  | 
86,178  | 
 
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| Schedule of Recognized Identified Assets Acquired and Liabilities Assumed | 
 The following table summarizes the preliminary fair value of the assets acquired and liabilities assumed: 
  
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Assets acquired:  | 
   | 
 
     Cash  | 
$  | 
1,534  | 
 
  | 
 
     Accounts receivable  | 
14,351  | 
 
  | 
 
     Costs and estimated earning in excess of billing on uncompleted contracts  | 
450  | 
 
  | 
 
     Inventories  | 
20,085  | 
 
  | 
 
     Other current assets  | 
731  | 
 
  | 
 
     Property, plant and equipment  | 
29,464  | 
 
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     Identifiable intangible assets  | 
79,002  | 
 
  | 
 
     Goodwill  | 
85,156  | 
 
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Total assets  | 
230,773  | 
 
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Liabilities assumed:  | 
   | 
 
     Current liabilities  | 
6,712  | 
 
  | 
 
     Other non-current liabilities  | 
500  | 
 
  | 
 
     Non-current deferred tax liability  | 
19,326  | 
 
  | 
 
Total liabilities  | 
26,538  | 
 
  | 
 
Total consideration  | 
$  | 
204,235  | 
 
  | 
 
  
 
The following table summarizes the fair value of the assets and liabilities assumed:
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Assets acquired:  | 
   | 
 
     Accounts receivable  | 
$  | 
1,693  | 
 
  | 
 
     Inventories  | 
1,299  | 
 
     Other current assets  | 
33  | 
 
     Property, plant and equipment  | 
1,316  | 
 
     Identifiable intangible assets  | 
3,085  | 
 
     Goodwill  | 
7,992  | 
 
     Deferred tax asset  | 
111  | 
 
  | 
 
Total assets  | 
15,529  | 
 
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Liabilities assumed:  | 
   | 
 
     Current liabilities  | 
935  | 
 
Total liabilities  | 
935  | 
 
  | 
 
Non-controlling interests  | 
3,638  | 
 
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Total consideration  | 
$  | 
10,956  | 
 
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| Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination | 
Our provisional estimate of identifiable intangible assets at March 31, 2018 that were related to the THS transaction, inclusive of currency translation adjustments for the period, consisted of the following:
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   | 
Amortization period  | 
   | 
Gross Carrying Amount at March 31, 2018  | 
   | 
Accumulated Amortization  | 
   | 
Net Carrying Amount at March 31, 2018  | 
 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
 
Products  | 
10 years  | 
   | 
$  | 
64,611  | 
 
  | 
   | 
$  | 
2,692  | 
 
  | 
   | 
$  | 
61,919  | 
 
  | 
 
Customer relationships  | 
17 years  | 
   | 
11,155  | 
 
  | 
   | 
273  | 
 
  | 
   | 
10,882  | 
 
  | 
 
Backlog  | 
1 year  | 
   | 
3,230  | 
 
  | 
   | 
1,346  | 
 
  | 
   | 
1,884  | 
 
  | 
 
Total  | 
   | 
   | 
$  | 
78,996  | 
 
  | 
   | 
$  | 
4,311  | 
 
  | 
   | 
$  | 
74,685  | 
 
  | 
 
  
  
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