Acquisitions - Schedule of Company's Acquisitions of Operating Stores (Details)	12 Months Ended
	Dec. 31, 2016 USD ($) store
Business Acquisition [Line Items]
Number of stores | store	4
Consideration paid, total	$ 20,800,000
Consideration paid, cash	18,924,998
Consideration paid, common stock issued	975,002
Contingent consideration	$ 900,000
Ohio
Business Acquisition [Line Items]
Number of stores | store	1
Date of acquisition	Aug. 29, 2016
Consideration paid, total	$ 5,300,000
Consideration paid, cash	$ 5,300,000
Indiana
Business Acquisition [Line Items]
Number of stores | store	1
Date of acquisition	Sep. 26, 2016
Consideration paid, total	$ 7,700,000
Consideration paid, cash	$ 7,700,000
New York/Connecticut
Business Acquisition [Line Items]
Number of stores | store	2
Date of acquisition	Dec. 30, 2016
Consideration paid, total	$ 7,800,000
Consideration paid, cash	5,924,998
Consideration paid, common stock issued	975,002
Contingent consideration	$ 900,000