CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS’ EQUITY (unaudited) - USD ($) $ in Thousands	Class B Preferred Stock Previously Reported	Class B Preferred Stock Restatement Adjustment	Class B Preferred Stock	Previously Reported Common Stock	Previously Reported Additional Paid-in Capital	Previously Reported Retained Earnings	Previously Reported AOCI (Loss), Net	Previously Reported	Restatement Adjustment Common Stock	Restatement Adjustment Additional Paid-in Capital	Restatement Adjustment Retained Earnings	Restatement Adjustment AOCI (Loss), Net	Restatement Adjustment	Common Stock	Additional Paid-in Capital	Retained Earnings	AOCI (Loss), Net	Total
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cumulative effect of adopting new accounting standard | ASU 2016-01																	$ (68)
Balance at Dec. 31, 2018	$ 3			$ 82	$ 213,490	$ 51,415	$ (473)	$ 264,517
Balance (in shares) at Dec. 31, 2018	272,636			8,217,274
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Employee and non-employee stock-based compensation															$ 686			$ 686
Employee and non-employee stock-based compensation (in shares)														106,423
Repurchase of shares for tax withholding for restricted stock vesting															(88)			(88)
Repurchase of shares for tax withholding for restricted stock vesting (in shares)														(2,881)
Net income																$ 8,531		8,531
Cumulative effect of adopting new accounting standard | ASU 2016-01																(68)	68
Cumulative effect of adopting new accounting standard | ASU 2014-09																(117)		(117)
Other comprehensive income																	258	258
Balance at Mar. 31, 2019		$ 3	$ 3						$ 82	$ 213,490	$ 51,230	$ (405)	$ 264,400	$ 82	214,088	59,761	(147)	273,787
Balance (in shares) at Mar. 31, 2019		272,636	272,636						8,217,274					8,320,816
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cumulative effect of adopting new accounting standard | ASU 2016-01																	0
Balance at Dec. 31, 2019			$ 3											$ 82	216,468	81,364	1,207	299,124
Balance (in shares) at Dec. 31, 2019			272,636											8,312,918
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Restricted stock grants, net of forfeiture (in shares)														(12,244)
Employee and non-employee stock-based compensation															812			812
Repurchase of shares for tax withholding for restricted stock vesting															(579)			(579)
Repurchase of shares for tax withholding for restricted stock vesting (in shares)														(5,873)
Net income																6,097		6,097
Other comprehensive income																	3,082	3,082
Balance at Mar. 31, 2020			$ 3											$ 82	$ 216,701	$ 87,461	$ 4,289	$ 308,536
Balance (in shares) at Mar. 31, 2020			272,636											8,294,801