Long-Term Debt (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014 Quarter
Performance Bond Abstract
Number of Standby Letters of Credit	12
Number of Surety Bonds	2
Letter of Credit and Surety Bonds	$ 4.3
Number of Performance and Bid Bonds issued in relation to contracts	12
Number of stand by letters of credit deposited in escrow accounts	4
Amount of escrow accounts, which are restricted until the associated standby letters of credit have expired	1.0
Susquehanna Bank [Member] | Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Principal amount of the Susquehanna line of credit	7.5
Interest rate floor related to Susquehanna Bank agreement (in hundredths)	4.50%
Expiration date of credit agreements with Susquehanna Bank	Mar. 31, 2015
Line of Credit facility asset restrictions minimum cash	3.0
Line of Credit Facility, Asset Restrictions - Cash Segregation	$ 3
Number of consecutive quarters entity must attain positive net income	2
Susquehanna Bank [Member] | Revolving Credit Facility [Member] | Minimum tangible capital base [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Covenant Terms	Must Exceed $26.0 million
Line of Credit Facility, Covenant Compliance	$24.7 million
Susquehanna Bank [Member] | Revolving Credit Facility [Member] | Quick Ratio [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Covenant Terms	Must Exceed 2.00 : 1.00
Line of Credit Facility, Covenant Compliance	2.51 : 1.00
Susquehanna Bank [Member] | Revolving Credit Facility [Member] | Tangible capital base ratio [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Covenant Terms	Not to Exceed .75 : 1.00
Line of Credit Facility, Covenant Compliance	.59 : 1.00