Income Taxes - Provision (Details) - USD ($)	3 Months Ended			9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018		Sep. 30, 2019	Sep. 30, 2018
Current provision (benefit):
States	$ (5,000)	$ 25,000		$ 105,000	$ 72,000
Total current provision	(5,000)	25,000		105,000	72,000
Deferred provision:
Federal	923,000	256,000		333,000	364,000
States	330,000	94,000		119,000	143,000
Total deferred provision	1,253,000	350,000		452,000	507,000
Total provision for income taxes	$ 1,248,000	$ 375,000	[1]	$ 557,000	$ 579,000	[1]

[1] *     In accordance with ASC Subtopic 80550 "Transactions between entities under common control", results of operations for the 2018 period have been retrospectively adjusted for the acquisition of A Plus on December 28, 2018 to furnish comparative information as required. The effects of intra-entity transactions have been eliminated as a part of the consolidation, where applicable.