Stock Based Compensation (Tables)

12 Months Ended

Dec. 31, 2019

Share-based Payment Arrangement [Abstract]

Schedule of Share-based Compensation, Summary of RSUs [Table Text Block]

The following table presents a summary of RSUs from the 2017, 2018, and 2019 Award Plan Summaries as of December 31, 2019:

	Number of RSUs Granted	Weighted-Average Grant Date Fair Value		Number of Unvested RSUs
2017 Award	3,225	$	52.95	433
2018 Award	3,734	47.75		2,120
2019 Award	10,143	36.26		10,143
Total	17,102			12,696

Share-based Payment Arrangement, Option, Activity [Table Text Block]

The following summarizes the stock option activity under the 2014 Equity Plan for the year ended December 31, 2019:

	Shares	Weighted Average Exercise Price		Weighted Average Remaining Contractual Term	Period End Aggregate Intrinsic Value
	(Dollars in thousands, except per share data)
Outstanding at January 1, 2019	4,500	$	24.00
Exercised	—	—
Forfeited/expired	—	—
Outstanding at December 31, 2019	4,500	$	24.00	1.96	$	55
Exercisable at December 31, 2019	4,500	$	24.00	1.96	$	55

The following summarizes the stock option activity under the 2008 ISO Plan for the year ended December 31, 2019:

	Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term	Period End Aggregate Intrinsic Value
	(Dollars in thousands, except per share data)
Outstanding at January 1, 2019	3,000		$	22.00
Exercised	(2,000	)	$	22.00
Forfeited/expired	—		—
Outstanding at December 31, 2019	1,000		$	22.00	0.96	$	14
Exercisable at December 31, 2019	1,000		$	22.00	0.96	$	14

Schedule of Cash Proceeds Received from Share-based Payment Awards [Table Text Block]

The following summarizes information regarding the proceeds received by the Company from the exercise of stock options during 2019:

	2019
	(Dollars in thousands, except per share data)
Proceeds received	$	44
Number of shares exercised	2,000
Weighted average price per share	$	22.00
Total intrinsic value of options exercised	$	30