Stockholders' Equity - Narrative (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Nov. 30, 2019	Nov. 30, 2018	May 05, 2017
Class of Stock [Line Items]
Stock repurchased	$ 376,000	$ 245,000
Maximum
Class of Stock [Line Items]
Requirement to own shares outstanding as percent					4.99%
Common Stock
Class of Stock [Line Items]
Remaining authorized amount	$ 7,000,000		$ 2,900,000
Authorized incremental amount			$ 7,100,000.0
Stock repurchased (in shares)	20,613	63,876
Stock repurchased	$ 200,000	$ 700,000
Common Stock | Maximum
Class of Stock [Line Items]
Authorized amount				$ 20,000,000.0