Note 2 - Summary of Significant Accounting Policies - Summary of Disaggregated Revenue (Details) - USD ($)	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Revenue	$ 388,162,281	$ 291,006,698
NORTH CAROLINA
Revenue	145,756,172	138,790,263
FLORIDA
Revenue	91,173,814	88,670,044
GEORGIA
Revenue	65,173,052	63,546,391
ARIZONA
Revenue	7,196,217
CALIFORNIA
Revenue	54,877,209
COLORADO
Revenue	6,658,931
UTAH
Revenue	8,249,684
WASHINGTON
Revenue	$ 9,077,202

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045

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Balance Type:	credit
Period Type:	duration