CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)	Number of Shares Issued $.01 Par Value [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Total
Beginning balance at Dec. 31, 2017	$ 271,000	$ 7,641,000	$ (2,700,000)	$ 5,212,000
Beginning balance, shares at Dec. 31, 2017	27,157,188
Net income			1,693,000	1,693,000
Ending balance at Mar. 31, 2018	$ 271,000	7,641,000	(1,007,000)	6,905,000
Ending balance, shares at Mar. 31, 2018	27,157,188
Beginning balance at Dec. 31, 2017	$ 271,000	7,641,000	(2,700,000)	5,212,000
Beginning balance, shares at Dec. 31, 2017	27,157,188
Net income			1,800,000	1,800,000
Ending balance at Jun. 30, 2018	$ 271,000	7,641,000	793,000	8,705,000
Ending balance, shares at Jun. 30, 2018	27,157,188
Beginning balance at Dec. 31, 2017	$ 271,000	7,641,000	(2,700,000)	5,212,000
Beginning balance, shares at Dec. 31, 2017	27,157,188
Net income			3,119,000	6,611,000
Ending balance at Sep. 30, 2018	$ 271,000	7,641,000	3,912,000	11,824,000
Ending balance, shares at Sep. 30, 2018	27,157,188
Beginning balance at Jun. 30, 2018	$ 271,000	7,641,000	793,000	8,705,000
Beginning balance, shares at Jun. 30, 2018	27,157,188
Net income				3,119,000
Ending balance at Sep. 30, 2018	$ 271,000	7,641,000	3,912,000	11,824,000
Ending balance, shares at Sep. 30, 2018	27,157,188
Beginning balance at Dec. 31, 2018	$ 271,000	7,641,000	9,262,000	17,174,000
Beginning balance, shares at Dec. 31, 2018	27,157,188
Net income			1,006,000	1,006,000
Ending balance at Mar. 31, 2019	$ 271,000	7,641,000	10,268,000	18,180,000
Ending balance, shares at Mar. 31, 2019	27,157,188
Beginning balance at Dec. 31, 2018	$ 271,000	7,641,000	9,262,000	17,174,000
Beginning balance, shares at Dec. 31, 2018	27,157,188
Net income			992,000	992,000
Ending balance at Jun. 30, 2019	$ 271,000	7,641,000	11,260,000	19,172,000
Ending balance, shares at Jun. 30, 2019	27,157,188
Beginning balance at Dec. 31, 2018	$ 271,000	7,641,000	9,262,000	17,174,000
Beginning balance, shares at Dec. 31, 2018	27,157,188
Net income			1,104,000	3,102,000
Ending balance at Sep. 30, 2019	$ 271,000	7,641,000	12,364,000	20,276,000
Ending balance, shares at Sep. 30, 2019	27,157,188
Beginning balance at Jun. 30, 2019	$ 271,000	7,641,000	11,260,000	19,172,000
Beginning balance, shares at Jun. 30, 2019	27,157,188
Net income				1,104,000
Ending balance at Sep. 30, 2019	$ 271,000	$ 7,641,000	$ 12,364,000	$ 20,276,000
Ending balance, shares at Sep. 30, 2019	27,157,188