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Operating Segments (Tables)

3 Months Ended

Dec. 31, 2019

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

		Three Months Ended December 31, 2019
		Commercial & Industrial				Communications				Infrastructure Solutions				Residential				Corporate				Total
Revenues		$	67,743			$	84,289			$	31,283			$	92,728			$	—			$	276,043
Cost of services		61,008				68,722				23,513				72,585				—				225,828
Gross profit		6,735				15,567				7,770				20,143				—				50,215
Selling, general and administrative		7,288				8,569				4,493				13,720				3,802				37,872
Loss (gain) on sale of assets		(27		)		(9		)		—				—				—				(36		)
Operating income (loss)		(526		)		7,007				3,277				6,423				(3,802		)		12,379
Other data:
	Depreciation and amortization expense	$	676			$	337			$	1,120			$	210			$	19			$	2,362
	Capital expenditures	$	460			$	282			$	437			$	212			$	—			$	1,391
	Total assets	$	80,612			$	113,574			$	112,413			$	77,109			$	86,157			$	469,865

		Three Months Ended December 31, 2018
		Commercial & Industrial				Communications				Infrastructure Solutions				Residential				Corporate				Total
Revenues		$	72,583			$	69,325			$	29,479			$	72,455			$	—			$	243,842
Cost of services		63,908				57,359				23,552				57,422				—				202,241
Gross profit		8,675				11,966				5,927				15,033				—				41,601
Selling, general and administrative		6,716				6,934				4,481				11,137				2,818				32,086
Contingent consideration		—				—				34				—				—				34
Loss (gain) on sale of assets		(3		)		—				0				—				—				(3		)
Operating income (loss)		1,962				5,032				1,412				3,896				(2,818		)		9,484
Other data:
	Depreciation and amortization expense	$	626			$	415			$	1,094			$	209			$	28			$	2,372
	Capital expenditures	$	852			$	500			$	187			$	447			$	102			$	2,088
	Total assets	$	78,924			$	88,534			$	114,475			$	55,352			$	85,852			$	423,137

X

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 25
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8813-108599

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 21
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-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8721-108599

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8906-108599

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- References

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