Stockholders’ Equity - Preferred Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Jan. 31, 2020	Dec. 31, 2019	Jul. 12, 2017
Preferred Stock
Preferred stock, shares authorized	20,000,000			20,000,000
Preferred stock, shares outstanding	3,290,050			4,294,233
Preferred Stock, par value (in dollars per share)	$ 0.0001			$ 0.0001
Dividends, Preferred Stock	$ (1,440)	$ 914
Series A Preferred Stock
Preferred Stock
Preferred stock, shares outstanding	3,290,050			4,294,233
Preferred Stock, par value (in dollars per share)	$ 0.0001
Conversion ratio to Common Stock	1.2226
Preferred Stock, cumulative dividends rate (in percentage)	10.00%
Conversion of Series A Preferred stock to common shares	1,004,183
Cumulative accrued but unpaid dividends					$ 8,000
Per share average of cumulative preferred dividends (in dollars per share)	$ 0.4	$ 0.2
Common Stock
Preferred Stock
Dividends, Preferred Stock	$ 900
Conversion of shares (in shares)	1,227,714
Common Stock
Preferred Stock
Conversion of Series A Preferred stock to common shares	1,227,714
Common Stock | Series A Preferred Stock
Preferred Stock
Accumulated preferred stock, Dividends	$ (2,300)
Common Stock | Common Stock
Preferred Stock
Accumulated preferred stock, Dividends			$ 1,400