Note 9 - Stock-based Compensation (Tables)

6 Months Ended

Jun. 30, 2019

Notes Tables

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

	Three Months Ended					Six Months Ended
	June 30,					June 30,
	2019			2018		2019			2018
Stock-based compensation expense, gross	$	2		$	1	$	5		$	3
Income tax benefit at our statutory rate associated with stock-based compensation		(1	)		-		(1	)		(1	)
Stock-based compensation expense, net	$	1		$	1	$	4		$	2

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

	Six Months Ended
	June 30, 2019					June 30, 2018
				Weighted-					Weighted-
				average					average
				Grant Date					Grant Date
	Number of			Fair Value		Number of			Fair Value
	Shares			Per Share		Shares			Per Share
Restricted stock - common:
Outstanding - beginning of period		578,894		$	13.14		503,685		$	11.14
Granted		718,783		$	16.08		391,836		$	14.63
Vested		(352,810	)	$	12.98		(225,570	)	$	11.21
Forfeited		-		$	0.00		(91,057	)	$	13.27
Outstanding - end of period		944,867		$	15.44		578,894		$	13.14
Restricted stock - Class A common:
Outstanding - beginning of period		407,786		$	11.82		462,632		$	10.63
Granted		199,810		$	15.36		220,080		$	12.65
Vested		(158,312	)	$	11.38		(274,926	)	$	10.48
Outstanding - end of period		449,284		$	13.55		407,786		$	11.82
Restricted stock units - common stock:
Outstanding - beginning of period		-		$	0.00		209,500		$	15.70
Granted		398,000		$	18.21		-		$	0.00
Vested		-		$	0.00		(209,500	)	$	15.70
Outstanding - end of period		398,000		$	18.21		-		$	0.00