Common and Preferred Stock (Tables)

12 Months Ended

Dec. 31, 2018

Stockholders' Equity Note [Abstract]

Schedule of Stock by Class [Table Text Block]

Shares of preferred stock authorized and outstanding at December 31, 2018 and 2017, were as follows:

	Shares			Shares
	Authorized			Outstanding
Cumulative Preferred Stock		10,000			-
Voting Preferred Stock		125,000			-
Cumulative Non-Voting Preferred Stock		125,000	(a)		24,152

(a) Includes 700 shares of Series A Preferred Stock and 100,000 shares of Convertible Series B Preferred Stock authorized for issuance.

Schedule of Number Of Outstanding Stock Options and Preferred Stock [Table Text Block]

Following is a summary of employee and director outstanding stock options outstanding and preferred stock, Series B at December 31.         

	2018		2017
Options		407,566		381,447
Preferred Stock, Series B		24,152		24,152
		431,718		405,599

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

The following is provided to reconcile the earnings per share calculations:

	2018		2017
Income (loss) applicable to common stock	$	883,717	$	(18,061	)
Weighted average common shares outstanding - basic		4,223,865		4,138,516
Effect of dilutions - stock options		33,266		-
Weighted average shares outstanding - diluted		4,257,131		4,138,516