Share-Based Payments (Tables)

12 Months Ended

Dec. 31, 2020

Share-based Payment Arrangement [Abstract]

Nonvested Restricted Stock Shares Activity [Table Text Block]

The following table summarizes the restricted stock award activity, annually, for the year ended December 31, 2020, 2019 and 2018:

	2020					2019					2018
	Number of Shares			Weighted Average Grant Date Fair Value		Number of Shares			Weighted Average Grant Date Fair Value		Number of Shares			Weighted Average Grant Date Fair Value
Outstanding, January 1		559,307		$	16.00		295,078		$	24.10		98,121		$	41.20
Granted		70,422			10.30		338,946			10.70		216,437			18.80
Vested		(69,442	)		21.76		(69,247	)		24.90		(19,480	)		51.40
Forfeited		(52,420	)		32.20		(5,470	)		14.70		—			—
Outstanding, December 31		507,867			12.73		559,307			16.00		295,078			24.10

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

The following table summarizes the RSU award activity, annually for the year ended December 31, 2020, 2019 and 2018:

	2020					2019					2018
	Number of Shares			Weighted Average Grant Date Fair Value		Number of Shares			Weighted Average Grant Date Fair Value		Number of Shares			Weighted Average Grant Date Fair Value
Outstanding, January 1		102,718		$	23.42		105,217		$	37.20		95,920		$	46.80
Granted		100,200			3.89		133,431			7.70		35,714			19.60
Vested		(41,640	)		16.64		(16,149	)		38.00		(12,529	)		51.50
Forfeited		(29,761	)		42.83		(119,781	)		16.00		(13,888	)		45.60
Outstanding, December 31		131,517			6.32		102,718			23.42		105,217			37.20

Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]

The following table summarizes the total share-based compensation expense and related tax benefits recognized (in thousands):

	Year Ended December 31,
	2020		2019		2018
Share-based compensation expense	$	2,303	$	2,868	$	2,434