Condensed Consolidated Statements of Income and Shareholders' Equity (Parenthetical) - $ / shares	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Income Statement [Abstract]
Dividends on common stock, per share	$ 0.07	$ 0.07	$ 0.07	$ 0.07
Common stock, shares outstanding	6,599,912	6,599,912	6,599,912	6,599,912
Basic income (loss) per common share, shares outstanding	6,599,912	6,599,912	6,599,912	6,599,912

Aggregate dividends declared during the period for each share of common stock outstanding.

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