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Basis of Presentation and Summary of Significant Accounting Policies (Summary of Supplemental Cash Flow Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Supplemental information:
Cash paid for interest	$ 8,418	$ 8,524
Cash paid for income taxes	1,000	1,248
Noncash investing and financing activities:
Real estate and other assets acquired in settlement of loans	646
Accrued and declared unpaid dividends	$ 4,259	4,350
Decrease in net unsettled security purchases		$ 1,473

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Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.

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Value transferred from mortgage loans to real estate owned (REO) in noncash transactions.

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