| Schedule of operating results and certain financial position data of the Company's reportable business segments |
|
April 30, 2017
|
|
Power
Services
|
|
Industrial
Services
|
|
Telecom
Services
|
|
Other
|
|
Totals
|
|
|
Revenues
|
|
$
|
210,789
|
|
$
|
16,571
|
|
$
|
3,129
|
|
$
|
—
|
|
$
|
230,489
|
|
|
Cost of revenues
|
|
173,248
|
|
14,741
|
|
2,404
|
|
—
|
|
190,393
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Gross profit
|
|
37,541
|
|
1,830
|
|
725
|
|
—
|
|
40,096
|
|
|
Selling, general and administrative expenses
|
|
5,205
|
|
1,645
|
|
313
|
|
2,326
|
|
9,489
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Income (loss) from operations
|
|
32,336
|
|
185
|
|
412
|
|
(2,326
|
)
|
30,607
|
|
|
Other income, net
|
|
1,169
|
|
—
|
|
—
|
|
49
|
|
1,218
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Income (loss) before income taxes
|
|
$
|
33,505
|
|
$
|
185
|
|
$
|
412
|
|
$
|
(2,277
|
)
|
31,825
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Income tax expense
|
|
|
|
|
|
|
|
|
|
11,076
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net income
|
|
|
|
|
|
|
|
|
|
|
$
|
20,749
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Amortization of intangibles
|
|
$
|
87
|
|
$
|
96
|
|
$
|
—
|
|
$
|
—
|
|
$
|
183
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation
|
|
170
|
|
335
|
|
64
|
|
3
|
|
572
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Property, plant and equipment additions
|
|
12
|
|
1,694
|
|
155
|
|
2
|
|
1,863
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Current assets
|
|
$
|
522,871
|
|
$
|
18,306
|
|
$
|
4,032
|
|
$
|
98,462
|
|
$
|
643,671
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Current liabilities
|
|
372,849
|
|
9,865
|
|
1,728
|
|
237
|
|
384,679
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Goodwill
|
|
20,548
|
|
14,365
|
|
—
|
|
—
|
|
34,913
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total assets
|
|
552,134
|
|
52,358
|
|
5,149
|
|
100,285
|
|
709,926
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
April 30, 2016
|
|
Power
Services
|
|
Industrial
Services
|
|
Telecom
Services
|
|
Other
|
|
Totals
|
|
|
Revenues
|
|
$
|
108,099
|
|
$
|
20,410
|
|
$
|
1,839
|
|
$
|
—
|
|
$
|
130,348
|
|
|
Cost of revenues
|
|
83,698
|
|
16,988
|
|
1,360
|
|
—
|
|
102,046
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Gross profit
|
|
24,401
|
|
3,422
|
|
479
|
|
—
|
|
28,302
|
|
|
Selling, general and administrative expenses
|
|
3,234
|
|
1,633
|
|
327
|
|
1,853
|
|
7,047
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Income (loss) from operations
|
|
21,167
|
|
1,789
|
|
152
|
|
(1,853
|
)
|
21,255
|
|
|
Other income, net
|
|
14
|
|
—
|
|
—
|
|
23
|
|
37
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Income (loss) before income taxes
|
|
$
|
21,181
|
|
$
|
1,789
|
|
$
|
152
|
|
$
|
(1,830
|
)
|
21,292
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Income tax expense
|
|
|
|
|
|
|
|
|
|
7,172
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Net income
|
|
|
|
|
|
|
|
|
|
$
|
14,120
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Amortization of intangibles
|
|
$
|
147
|
|
$
|
174
|
|
$
|
—
|
|
$
|
—
|
|
$
|
321
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation
|
|
132
|
|
258
|
|
41
|
|
3
|
|
434
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Property, plant and equipment additions
|
|
184
|
|
22
|
|
39
|
|
—
|
|
245
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Current assets
|
|
$
|
287,474
|
|
$
|
23,346
|
|
$
|
5,502
|
|
$
|
83,794
|
|
$
|
400,116
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Current liabilities
|
|
199,538
|
|
16,045
|
|
803
|
|
1,960
|
|
218,346
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Goodwill
|
|
22,526
|
|
14,287
|
|
—
|
|
—
|
|
36,813
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total assets
|
|
318,248
|
|
57,613
|
|
6,073
|
|
86,045
|
|
467,979
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|