Share-Based Payments (Details) $ / shares in Units, $ in Thousands			3 Months Ended		50 Months Ended
	Jun. 06, 2019 loan shares	Mar. 28, 2019 shares	Mar. 31, 2020 USD ($) $ / shares shares	Mar. 31, 2019 USD ($) $ / shares shares	Jun. 30, 2016 shares	Dec. 31, 2019 USD ($) shares
Share-Based Payments
Shares authorized (as a percent)			3.00%
Number of shares remained available for issuance (in shares)			687,417
Stock-based compensation expense recognized | $			$ 165	$ 70
Common Stock Outstanding
Share-Based Payments
Number of shares remained available for issuance (in shares)			1,582,594
Equity awards
Share-Based Payments
Unamortized compensation expense | $			$ 803			$ 968
Shares of Restricted Stock
Granted (in shares)					895,177
Restricted common stock
Share-Based Payments
Number of independent directors to whom awards were granted | loan	4
Vested (in shares)			36,000
Summary of restricted common stock vesting dates
Shares Vesting (in shares)			103,480	136,364		138,592
Shares of Restricted Stock
Outstanding, beginning of period (in shares)			894,289	753,973
Granted (in shares)			888	108,888
Cancelled/forfeited (in shares)			0	0
Outstanding, end of period (in shares)			895,177	862,861
Unvested at end of year (in shares)			103,480	136,364		138,592
Weighted Average Grant Date Fair Value
Outstanding at beginning of period (in dollars per share) | $ / shares			$ 15.76	$ 16.77
Granted (in dollars per share) | $ / shares			10.67	10.50
Cancelled/forfeited (in dollars per share) | $ / shares			0	0
Outstanding at end of year (in dollars per share) | $ / shares			15.75	15.98
Unvested at end of year (in dollars per share) | $ / shares			$ 10.29	$ 10.56
Restricted common stock | March 2020
Summary of restricted common stock vesting dates
Shares Vesting (in shares)			0			36,000
Shares of Restricted Stock
Unvested at end of year (in shares)			0			36,000
Restricted common stock | June 2020
Summary of restricted common stock vesting dates
Shares Vesting (in shares)			31,480			30,592
Shares of Restricted Stock
Unvested at end of year (in shares)			31,480			30,592
Restricted common stock | March 2021
Summary of restricted common stock vesting dates
Shares Vesting (in shares)			36,000			36,000
Shares of Restricted Stock
Unvested at end of year (in shares)			36,000			36,000
Restricted common stock | March 2022
Summary of restricted common stock vesting dates
Shares Vesting (in shares)			36,000			36,000
Shares of Restricted Stock
Unvested at end of year (in shares)			36,000			36,000
Restricted common stock | Management
Shares of Restricted Stock
Granted (in shares)		108,000
Restricted common stock | Management | March 2020
Weighted Average Grant Date Fair Value
Award vesting rights, percentage			33.00%
Restricted common stock | Management | March 2021
Weighted Average Grant Date Fair Value
Award vesting rights, percentage			33.00%
Restricted common stock | Management | March 2022
Weighted Average Grant Date Fair Value
Award vesting rights, percentage			33.00%
Restricted common stock | Director
Share-Based Payments
Awards granted to each of the entity's independent directors (in shares)	7,195
Shares of Restricted Stock
Granted (in shares)	28,780
Restricted common stock | Director Deferred Fee Plan
Shares of Restricted Stock
Granted (in shares)			888	888