Subsequent (Details) - USD ($)	1 Months Ended	3 Months Ended
	Jun. 09, 2017	Apr. 30, 2017	Jul. 01, 2017	Jun. 08, 2017	Mar. 13, 2017
Subsequent Event [Line Items]
Lessee, Operating Lease, Term of Contract		10 years
Subsequent Event [Member]
Subsequent Event [Line Items]
Purchase Agreement, Non-binding Commitment	$ 7,200,000
Purchase Agreement, Non-binding Commitment, Down Payment (percent)	20.00%
Purchase Agreement, Non-binding Commitment, Financing Period	20 years
Purchase Agreement, Non-binding Commitment, Financing, Interest Rate	4.00%
Revolving Credit Facility [Member] | PNC [Member]
Subsequent Event [Line Items]
Remaining borrowing capacity		$ 13,375,000
Revolving Credit Facility [Member] | PNC [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Remaining borrowing capacity				$ 14,000,000
Scenario, Forecast [Member] | Revolving Credit Facility [Member] | PNC [Member]
Subsequent Event [Line Items]
Remaining borrowing capacity			$ 11,000,000
Amendment No. 7 To The Credit Agreement [Member] | Revolving Credit Facility [Member] | PNC [Member]
Subsequent Event [Line Items]
Line of Credit Facility, Capacity Available for Equipment Financing		$ 2,500,000			$ 2,500,000
Amendment No. 7 To The Credit Agreement [Member] | Revolving Credit Facility [Member] | PNC [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Line of Credit Facility, Capacity Available for Equipment Financing				$ 2,500,000