23. Share-based Compensation (Tables)

12 Months Ended

Dec. 31, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of consolidated stock-based compensation expense, by type of awards

	For the Years Ended
	December 31,		December 31,		December 31,
	2018		2017		2016
Employee stock options	$	1,799	$	886	$	962
Restricted stock grants		927		288		339
Total share-based compensation expense	$	2,726	$	1,174	$	1,301

Summary of consolidated stock-based compensation by line items

	For the Years Ended
	December 31, 2018		December 31, 2017		December 31, 2016
General and administrative	$	2,579	$	1,131	$	1,274
Sales, marketing and customer service		147		43		27
Total share-based compensation expense		2,726		1,174		1,301
Total share-based compensation expense after income taxes	$	2,726	$	1,174	$	1,301

Summary of assumptions used in the determination of the fair value of share-based payment awards using the Black-Scholes model for stock option grants

Assumptions used in the determination of the fair value of share-based payment awards using the Black-Scholes model for stock option grants were as follows:

	For the Years Ended
	December 31, 2018		December 31, 2017		December 31, 2016
Expected term		6.25		6.25		4
Risk-free interest rate		2.54%-3.03%		1.81%-2.30%		1.15% - 2.26%
Expected volatility		624%-756%		284%-763%		166% - 178%
Expected dividend yield		0%		0%		0%

Summary of stock option activities

	Shares			Weighted-Average Exercise Price Per Share		Weighted-Average Remaining Contractual Term		Aggregate Intrinsic Value ($000)
Outstanding as of December 31, 2015		635,488			145		7.85	$	87,401
Granted		268,490			47
Exercised		(1,000	)		49
Forfeited/expired		(352,218	)		169
Outstanding as of December 31, 2016		550,760			82		7.40	$	60,032
Granted		325,300			4
Exercised		–			–
Forfeited/expired		(374,800	)		36
Outstanding as of December 31, 2017		501,260			66		7.03	$	769
Granted		287,000			13
Exercised		–			–
Forfeited/expired		(528,060	)		10
Outstanding as of December 31, 2018		260,200			212		8.59	$	–
Vested and exercisable as of December 31, 2018		76,900			29		9.12	$	–
Expected to vest as of December 31, 2018		177,383			12		8.29	$	–

Summary of exercise price and remaining life information about options exercisable

Range of exercise price	Shares Exercisable		Weighted Average Remaining Contractual Life		Weighted Average Exercise Price		Aggregate Intrinsic ($000)
$118 - $172		750		7.13		172		–
$40 - $117		28,200		8.39		64		–
$2 - $39		47,950		9.58		6		–
		76,900						–

Summary of changes in non-vested stock awards

	Time-based Options					Restricted Stock
	Shares			Weighted Average Exercise Price Per Share		Shares			Weighted Average Grant-Date Fair Value Per Share
Non-vested as of December 31, 2015		559,658		$	128		8,778		$	178
Granted		268,491			47		–			–
Vested		(45,573	)		110		(2,778	)		178
Forfeited		(352,218	)		169		(1,250	)		177
Non-vested as of December 31, 2016		430,358		$	46		4,750		$	178
Granted		325,300			4		–			–
Vested		(100,663	)		43		(2,187	)		128
Forfeited		(275,075	)		48		(1,250	)		177
Non-vested as of December 31, 2017		379,920		$	9		1,313		$	264
Granted		287,000			13		663,460			1
Vested		(87,285	)		25		(663,273	)		1
Forfeited		(396,335	)		13		(250	)		185
Non-vested as of December 31, 2018		183,300		$	8		1,250		$	185

Summary of restricted stock awards

	Number of Shares			Weighted Average Grant-Date Fair Value
Restricted stock units at December 31, 2015		218,309			151
Granted		–			–
Forfeited		(1,250	)		177
Restricted stock units at December 31, 2016		217,059			151
Granted		–			–
Forfeited		(1,250	)		177
Restricted stock units at December 31, 2017		215,809			151
Granted		663,460			1
Forfeited		(250	)		185
Restricted stock units at December 31, 2018		879,019			38