Long-term Debt and Line of Credit (Details) - Jun. 30, 2015	USD ($)
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 11,400,000
Balance outstanding under revolver	$ 22,500,000
Fixed charge coverage ratio	1.50
Leverage ratio	2.50
Debt instrument, description of variable rate basis	LIBOR
Term Loan
Debt Instrument [Line Items]
Line of credit facility, interest rate during period	2.47%
Term Loan | LIBOR
Debt Instrument [Line Items]
Line of credit facility, interest rate at period end	2.56%
Eligible accounts receivable
Debt Instrument [Line Items]
Line of credit, current borrowing capacity base components	80.00%
Adjusted cash balance
Debt Instrument [Line Items]
Line of credit, current borrowing capacity base components	90.00%
Secured Debt
Debt Instrument [Line Items]
Line of credit facility, additional borrowing capacity	$ 25,000,000
Long-term debt	10,000,000.0
Principal loan payments	$ 389,000
Line of credit facility, unused capacity commitment fee percentage	0.25%
Secured Debt | Term Loan Two
Debt Instrument [Line Items]
Debt Instrument, Periodic Payment	$ 53,000
Debt Instrument, Interest Rate, Stated Percentage	3.10%
Letter of credit | Secured Debt
Debt Instrument [Line Items]
Line of credit facility, current borrowing capacity	$ 20,000,000
Letters of credit outstanding, amount	$ 1,100,000
Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, interest rate during period	2.62%
Revolving Credit Facility | LIBOR
Debt Instrument [Line Items]
Line of credit facility, interest rate at period end	4.50%
Revolving Credit Facility | Secured Debt | Prime Rate Based Loans
Debt Instrument [Line Items]
Line of Credit Facility, Integral Multiple of Borrowings	$ 500,000
Revolving Credit Facility | Secured Debt | Eurodollar Rate Loan
Debt Instrument [Line Items]
Line of Credit Facility, Integral Multiple of Borrowings	1,000,000
Swingline Loan | Secured Debt | Prime Rate Based Loans
Debt Instrument [Line Items]
Line of Credit Facility, Integral Multiple of Borrowings	100,000
Amended credit agreement
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 35,000,000