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- Definition

Contract Asset (Liability), Net

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No definition available.

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- Definition

Estimated profits on contracts in process

+ References

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- Definition

Performance Obligation Next 12 Months

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- Definition

Liability attributable to (i) billings in excess of costs under the percentage of completion contract accounting method representing the difference between contractually invoiced amounts (billings) and revenue recognized based, for example, on costs incurred to estimated total costs at period end or (ii) contractually invoiced amounts (billings) in excess of costs incurred and accumulated under the completed contract accounting method that are expected to be realized within one year or one operating cycle, whichever is longer, from the reporting date.

+ References

No definition available.

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- Definition

Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.

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- Definition

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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- Definition

Amount of receivable reflecting the cost incurred on uncompleted contracts in excess of related billings which is expected to be collected within one year or the normal operating cycle, if longer.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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- Definition

Amount received for services rendered and products shipped, but not yet billed, for non-contractual agreements due within one year or the normal operating cycle, if longer.

+ References

No definition available.

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Revenue Recognition (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
Revenue Recognition (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Sep. 30, 2018
Revenue Recognition and Deferred Revenue [Abstract]
Capitalized Contract Cost, Net	$ 96		$ 96
Unbilled Receivables, Current	10,617		10,617
Estimated profits on contracts in process	720,469		720,469		$ 539,226
Billings to Date	(721,521)		(721,521)		(541,606)
Contract with Customer, Asset, Net, Current	(1,052)		(1,052)		(2,380)
Costs in Excess of Billings, Current	34,807		34,807		31,446
Billings in Excess of Cost, Current	(35,859)		(35,859)		$ (33,826)
Contract with Customer, Liability, Revenue Recognized	18,472	$ 15,076	28,816	$ 28,627
Performance Obligation Next 12 Months	387		387
Revenue, Remaining Performance Obligation, Amount	487		487
Disaggregation of Revenue [Line Items]
Revenues	282,633	232,576	783,389	636,553
Commercial and Industrial [Member]
Disaggregation of Revenue [Line Items]
Revenues	75,370	78,156	227,928	196,747
Communications [Member]
Disaggregation of Revenue [Line Items]
Revenues	90,438	54,368	230,200	159,071
Infrastructure Solutions [Member]
Disaggregation of Revenue [Line Items]
Revenues	36,109	24,856	100,038	70,407
Residential [Member]
Disaggregation of Revenue [Line Items]
Revenues	80,716	75,196	225,223	210,328
Fixed-price Contract [Member]
Disaggregation of Revenue [Line Items]
Revenues	246,777	206,750	688,653	570,794
Fixed-price Contract [Member] \| Commercial and Industrial [Member]
Disaggregation of Revenue [Line Items]
Revenues	70,917	68,762	213,214	175,866
Fixed-price Contract [Member] \| Communications [Member]
Disaggregation of Revenue [Line Items]
Revenues	65,219	42,927	162,650	124,428
Fixed-price Contract [Member] \| Infrastructure Solutions [Member]
Disaggregation of Revenue [Line Items]
Revenues	29,925	19,865	87,566	60,172
Fixed-price Contract [Member] \| Residential [Member]
Disaggregation of Revenue [Line Items]
Revenues	80,716	75,196	225,223	210,328
Time-and-materials Contract [Member]
Disaggregation of Revenue [Line Items]
Revenues	35,856	25,826	94,736	65,759
Time-and-materials Contract [Member] \| Commercial and Industrial [Member]
Disaggregation of Revenue [Line Items]
Revenues	4,453	9,394	14,714	20,881
Time-and-materials Contract [Member] \| Communications [Member]
Disaggregation of Revenue [Line Items]
Revenues	25,219	11,441	67,550	34,643
Time-and-materials Contract [Member] \| Infrastructure Solutions [Member]
Disaggregation of Revenue [Line Items]
Revenues	6,184	4,991	12,472	10,235
Time-and-materials Contract [Member] \| Residential [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
industrial Services [Member] \| Infrastructure Solutions [Member]
Disaggregation of Revenue [Line Items]
Revenues	12,339	11,417	36,707	32,874
Custom Power Solutions [Member] \| Infrastructure Solutions [Member]
Disaggregation of Revenue [Line Items]
Revenues	23,770	13,439	63,331	37,533
Single Family Contracts [Member] \| Residential [Member]
Disaggregation of Revenue [Line Items]
Revenues	54,200	51,028	156,168	139,235
Multi Family and Other [Member] \| Residential [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ 26,516	$ 24,168	$ 69,055	$ 71,093