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Subsequent Events - Credit Facility (Details) - USD ($)			6 Months Ended
	Jul. 08, 2015	Aug. 01, 2014	Jun. 30, 2015	Dec. 17, 2012	May. 30, 2008
Revolving Credit Facility
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity				$ 30,000,000	$ 35,000,000
Federal Funds Effective Swap Rate | Working Capital Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate			0.50%
Federal Funds Effective Swap Rate | Acquisition Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate			0.50%
Reference Eurodollar | Working Capital Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate			1.00%
Reference Eurodollar | Acquisition Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate			1.00%
Base Rate | Working Capital Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate			2.00%
Base Rate | Acquisition Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate			2.75%
Eurodollar | Working Capital Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate			3.00%
Eurodollar | Acquisition Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate			3.75%
Cost of Funds Rate | Working Capital Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate			2.50%
Minimum | Senior Secured Revolving Credit Facility | Revolving Credit Facility
Line of Credit Facility [Line Items]
Commitment fee percentage		0.375%
Minimum | Base Rate | Senior Secured Revolving Credit Facility | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate		1.75%
Minimum | Eurodollar | Senior Secured Revolving Credit Facility | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate		2.75%
Minimum | Cost of Funds Rate | Senior Secured Revolving Credit Facility | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate		2.25%
Maximum | Senior Secured Revolving Credit Facility | Revolving Credit Facility
Line of Credit Facility [Line Items]
Commitment fee percentage		0.50%
Maximum | Base Rate | Senior Secured Revolving Credit Facility | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate		2.00%
Maximum | Eurodollar | Senior Secured Revolving Credit Facility | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate		3.00%
Maximum | Cost of Funds Rate | Senior Secured Revolving Credit Facility | Revolving Credit Facility
Line of Credit Facility [Line Items]
Basis spread on variable rate		2.50%
Subsequent Event | Senior Secured Revolving Credit Facility
Line of Credit Facility [Line Items]
Debt Instrument, Extension Past Maturity, Term	1 year
Capitalized deferred financing costs	$ 800,000
Debt issuance expense	100,000
Line of credit facility, minimum borrowing capacity	5,000,000
Minimum adjusted tangible net worth, greater than	$ 18,000,000.0
Minimum fixed charge coverage ratio	110.00%
Minimum fixed charge coverage ratio, quarterly increase to numerator	5.00%
Maximum total leverage ratio	250.00%
Change in control ownership percentage maximum	40.00%
Material judgements	$ 5,000,000
Subsequent Event | Working Capital Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity	$ 60,000,000.0
Nonutilization fee	0.50%
Reduction to interest rate if facility utilization is less than fifty percent	0.25%
Commitment fee percentage	0.375%
Minimum net working capital, initial working capital requirement	$ 2,000,000.0
Minimum net working capital, gradual increase requirement	$ 5,000,000.0
Minimum net working capital, elected availability under the Working Capital Line percentage	15.00%
Minimum adjusted tangible net worth, aggregate commitments under Working Capital Line percentage	20.00%
Subsequent Event | Acquisition Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity	$ 25,000,000.0
Financing of acquisition transaction maximum percentage	75.00%
Annual payment percentage	25.00%
Payment at maturity percentage	50.00%
Proceeds from line of credit	$ 6,200,000
Nonutilization fee	0.50%
Minimum adjusted tangible net worth, borrowings under the Acquisition Line percentage	33.00%
Subsequent Event | Minimum | Working Capital Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity	$ 30,000,000.0
Borrowing base percentage	80.00%
Subsequent Event | Maximum | Working Capital Line | Revolving Credit Facility
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity	$ 60,000,000.0
Borrowing base percentage	90.00%

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- Definition

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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+ References

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-Publisher FASB



-Name Accounting Standards Codification



-Topic 835



-SubTopic 30



-Section 45



-Paragraph 3



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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 210



-SubTopic 10



-Section S99



-Paragraph 1



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Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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-Name Accounting Standards Codification



-Glossary Financing Activities



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Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

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