Long-Term Debt (Details 5) - USD ($)		12 Months Ended
	Mar. 10, 2016	Dec. 31, 2015	Dec. 31, 2014
Line of Credit Facility [Line Items]
Term loan		$ 77,313,000	$ 82,687,000
Current maturities of long-term debt		$ 3,000,000	$ 18,375,000
Federal Funds Effective Swap Rate
Line of Credit Facility [Line Items]
Additional variable interest rate spread (as a percent)		0.50%
Subsequent Event | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Long-term line of credit	$ 65,000,000
Percentage of eligible trade A/R	85.00%
Additional borrowing amount	$ 15,000,000
Additional percentage of eligible unbilled A/R	85.00%
Prepayment premium, year one	3.00%
Prepayment premium, year two	2.00%
Prepayment premium, year three	1.00%
Minimum rolling four quarter revenue amount	$ 35,000,000
Maximum capital expenditures	14,000,000
Subsequent Event | 2016 First-out Term Loan
Line of Credit Facility [Line Items]
Term loan	$ 45,000,000
Leverage ratio, current year	2.0
Leverage ratio, subsequent years	1.75
Mandatory prepayment percentage of excess cash flow	50.00%
Percentage of maximum amount of the 2016 Revolving Credit Facility	13.50%
Maximum amount of voluntary prepayments	$ 14,900,000
Maximum amount of the 2016 Revolving Credit Facility	10.00%
Maximum amount of excess cash flow payments	$ 11,000,000
Subsequent Event | Federal Funds Effective Swap Rate | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Additional variable interest rate spread (as a percent)	0.50%
Subsequent Event | London Interbank Offered Rate (LIBOR) | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Additional variable interest rate spread (as a percent)	1.00%
Subsequent Event | London Interbank Offered Rate (LIBOR) | 2016 First-out Term Loan
Line of Credit Facility [Line Items]
Line of Credit Facility, Interest Rate During Period	7.22%
Subsequent Event | Base Rate | 2016 First-out Term Loan
Line of Credit Facility [Line Items]
Line of Credit Facility, Interest Rate During Period	6.22%
Subsequent Event | Minimum | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Commitment fee (as a percent)	0.25%
Minimum rolling four quarter revenue amount	$ 35,200,000
Subsequent Event | Minimum | London Interbank Offered Rate (LIBOR) | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Average excess availability	2.00%
Subsequent Event | Minimum | Base Rate | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Average excess availability	1.00%
Subsequent Event | Maximum | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Commitment fee (as a percent)	0.375%
Minimum rolling four quarter revenue amount	$ 42,800,000
Subsequent Event | Maximum | London Interbank Offered Rate (LIBOR) | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Average excess availability	2.50%
Subsequent Event | Maximum | Base Rate | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Average excess availability	1.50%
First Twelve Months | Subsequent Event | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Fixed coverage ratio	1.0
Second Twelve Months | Subsequent Event | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Fixed coverage ratio	1.1
Third Twelve Months | Subsequent Event | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Fixed coverage ratio	2.25
Fourth Twelve Months | Subsequent Event | 2016 Revolving Credit Facility
Line of Credit Facility [Line Items]
Fixed coverage ratio	2.0