Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2017

Stockholders' Equity Note [Abstract]

Schedule of Dividends Payable

Declaration Date	Per Common Share		Amount		Payment Date
October 30, 2017 (special)	$	0.15	$	1,701	November 24, 2017
October 30, 2017	0.12		1,360		November 24, 2017
July 31, 2017 (special)	0.25		2,833		August 31, 2017
July 31, 2017	0.11		1,246		August 31, 2017
April 24, 2017 (special)	0.35		3,964		May 19, 2017
April 24, 2017	0.10		1,133		May 19, 2017
January 24, 2017 (special)	0.35		3,962		March 3, 2017
January 24, 2017	0.09		1,019		March 3, 2017
	$	1.52	$	17,218

Declaration Date	Per Common Share		Amount		Payment Date
October 23, 2016 (special)	$	0.35	$	3,941	November 25, 2016
October 23, 2016	0.08		901		November 25, 2016
July 19, 2016	0.07		787		August 26, 2016
April 21, 2016	0.06		686		May 20, 2016
March 1, 2016	0.05		576		March 24, 2016
Total	$	0.61	$	6,891

Declaration Date	Per Common Share		Amount		Payment Date
October 21, 2015	$	0.05	$	598	November 20, 2015
July 28, 2015	0.04		489		August 28, 2015
May 4, 2015	0.03		372		May 29, 2015
February 27, 2015	0.02		250		March 27, 2015
Total	$	0.14	$	1,709

Nonvested Restricted Stock Shares Activity [Table Text Block]

The following table summarizes the Company’s restricted stock activity under the 2016 Plan:

	Shares		Wtd. Avg. Price at Date of Issuance
Nonvested at December 31, 2015	—		$	—
Granted	51,015		34.13
Vested	(12,759	)	34.13
Nonvested at December 31, 2016	38,256		34.13
Granted	56,260		25.44
Vested	(35,336	)	29.58
Forfeited	(1,148	)	28.55
Nonvested at December 31, 2017	58,032		28.72

	Shares		Wtd. Avg. Price at Date of Issuance
Nonvested at December 31, 2014	—		$	—
Granted	67,076		12.15
Vested	(22,364	)	12.15
Nonvested at December 31, 2015	44,712		12.15
Vested	(22,364	)	12.15
Nonvested at December 31, 2016	22,348		12.15
Vested	(21,930	)	12.15
Forfeited	(418	)	12.28
Nonvested at December 31, 2017	—		12.15