1. Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Earnings available to common stockholders:
Net income	$ 1,686	$ 1,704	$ 2,950	$ 3,665
Noncontrolling interest income	51	16	29	5
Preferred stock dividends	79	104	157	207
Net income available to common stockholders	$ 1,556	$ 1,584	$ 2,764	$ 3,453

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Amount of paid and unpaid preferred stock dividends declared with the form of settlement in payment-in-kind (PIK).

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