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Operation Segments (Tables)

3 Months Ended

Dec. 31, 2016

Operating Segments [Abstract]

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

		Three Months Ended December 31, 2016
									Commercial &			Infrastructure
			Communications			Residential			Industrial			Solutions			Corporate			Total
Revenues			$	53,303		$	66,442		$	53,956		$	18,477		$	-		$	192,178
Cost of services				45,332			50,712			47,850			13,102			-			156,996
Gross profit				7,971			15,730			6,106			5,375			-			35,182
Selling, general and administrative				5,714			10,553			4,324			4,100			3,503			28,194
(Gain) loss on sale of assets				-			-			1			(8)			-			(7)
Income (loss) from operations			$	2,257		$	5,177		$	1,781		$	1,283		$	(3,503)		$	6,995
Other data:
	Depreciation and amortization expense		$	174		$	150		$	348		$	1,323		$	64		$	2,059
	Capital expenditures		$	1,079		$	239		$	209		$	81		$	188		$	1,796
	Total assets		$	69,884		$	49,307		$	53,922		$	89,110		$	129,769		$	391,992

		Three Months Ended December 31, 2015
									Commercial &			Infrastructure
			Communications			Residential			Industrial			Solutions			Corporate			Total
Revenues			$	40,759		$	52,127		$	45,265		$	12,615		$	-		$	150,766
Cost of services				32,602			40,455			40,407			9,669			-			123,133
Gross profit				8,157			11,672			4,858			2,946			-			27,633
Selling, general and administrative				4,713			8,714			3,638			2,700			2,746			22,511
Loss on sale of assets				-			-			-			1			-			1
Income (loss) from operations			$	3,444		$	2,958		$	1,220		$	245		$	(2,746)		$	5,121
Other data:
	Depreciation and amortization expense		$	122		$	121		$	183		$	322		$	68		$	816
	Capital expenditures		$	85		$	42		$	148		$	77		$	-		$	352
	Total assets		$	38,896		$	37,326		$	45,630		$	34,747		$	66,479		$	223,078

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- 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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e8906-108599

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 25
-URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e8813-108599

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e8721-108599

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e8736-108599

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- References

No definition available.

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