Nature of Business and Significant Accounting Policies - Schedule of Materially Impacted by the Restatement (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended																												12 Months Ended
		Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Sep. 30, 2017		Jun. 30, 2017		Mar. 31, 2017		Sep. 30, 2016		Jun. 30, 2016		Mar. 31, 2016		Sep. 30, 2015		Jun. 30, 2015		Mar. 31, 2015		Sep. 30, 2014		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017		Dec. 31, 2016		Dec. 31, 2015		Dec. 31, 2014
Total Assets										$ 33,497		$ 36,934		$ 30,249		$ 41,464		$ 49,520		$ 53,295		$ 96,826		$ 105,622		$ 111,171		$ 62,109
Asset Amortization										(5,262)		(5,178)		(5,094)		(4,500)		(3,990)		(3,480)		(2,461)		(1,951)		(1,441)		(118)		$ (4,000)	$ (3,600)
Asset Impairment										(11,632)		(11,632)		(11,632)
Other		$ 15,849				$ 12,538																								15,849	12,538
Stockholders' Equity		(4,479)	$ 6,030	$ 13,346	$ 18,372	15,446	$ 18,799	$ 21,406	$ 22,703	19,484		19,532		7,843		(5,979)		2,003		4,826		3,400		8,347		15,183		25,306		(4,479)	15,446	$ 22,891		$ (10,111)		$ 10,067		$ 19,427
Net Income (Loss)		(10,663)	$ (7,446)	$ (5,304)	$ (3,326)	(4,299)	$ (3,126)	$ (2,001)	$ (3,277)	$ (3,400)		$ (6,390)		$ 2,330		$ (8,003)		$ (2,844)		$ (5,296)		$ (5,405)		$ (7,488)		$ (4,614)		$ (4,454)		$ (26,740)	$ (12,703)	$ 12,553		$ (22,003)		$ (13,623)		$ (16,768)
Earnings Per Share										$ (1.54)	[1]	$ (6.61)	[1]	$ 5.32	[1]	$ (43.97)	[1]	$ (15.63)	[1]	$ (29.75)	[1]	$ (34.43)	[1]	$ (49.26)	[1]	$ (30.76)	[1]	$ (29.89)	[1]	$ (7.25)	$ (4.52)	$ (7.96)	[1]	$ (120.90)	[1]	$ (87.95)	[1]	$ (112.53)	[1]
As Previously Reported [Member]
Total Assets										$ 50,391		$ 53,744		$ 46,975		$ 45,964		$ 53,510		$ 56,775		$ 99,287		$ 107,573		$ 112,612		$ 62,227
Other		33,501				29,853																								$ 33,501	$ 29,853
Stockholders' Equity		$ 13,026				$ 32,938				36,378		36,342		24,569		(1,479)		5,993		8,306		5,861		10,298		16,624		25,424		13,026	32,938	$ 39,869		$ 6,531		$ 13,038		$ 20,122
Net Income (Loss)										$ (3,316)		$ (6,306)		$ 2,414		$ (7,493)		$ (2,334)		$ (4,786)		$ (4,895)		$ (6,978)		$ (3,868)		$ (4,336)		$ (26,727)	$ (12,189)	$ (12,216)		$ (8,332)		$ (11,356)		$ (16,073)
Earnings Per Share										$ (1.51)	[1]	$ (6.53)	[1]	$ 5.51	[1]	$ (41.17)	[1]	$ (12.82)	[1]	$ (26.89)	[1]	$ (31.18)	[1]	$ (45.91)	[1]	$ (25.79)	[1]	$ (29.10)	[1]	$ (7.25)	$ (4.33)	$ (7.75)	[1]	$ (45.78)	[1]	$ (73.26)	[1]	$ (107.87)	[1]
Asset Amortization [Member]
Stockholders' Equity										$ (5,262)		$ (5,178)		$ (5,094)		$ (4,500)		$ (3,990)		$ (3,480)		$ (2,461)		$ (1,951)		$ (1,441)		$ (118)
Net Income (Loss)										$ (84)		$ (84)		$ (84)		$ (510)		$ (510)		$ (510)		$ (510)		$ (510)		$ (746)		$ (118)
Earnings Per Share	[1]									$ (0.04)		$ (0.09)		$ (0.19)		$ (2.80)		$ (2.80)		$ (2.87)		$ (3.25)		$ (3.36)		$ (4.97)		$ (0.79)
Asset Impairment [Member]
Stockholders' Equity										$ (11,632)		$ (11,632)		$ (11,632)
Net Income (Loss)
Earnings Per Share	[1]
Other [Member]
Total Assets
Stockholders' Equity
Net Income (Loss)
Earnings Per Share	[1]

[1] Adjusted for reverse stock splits since the filing of the original financial statements.