Share-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2017

Share-Based Compensation

Schedule of activity of parent company under the 2007 Stock Option Plan

						Weighted
						average
		Weighted		Aggregate		remaining
	Number of	average		intrinsic		contractual
(in thousands, except exercise price and years)	options	exercise price		value		term (years)
Outstanding at December 31, 2016	36,973	$	0.77	$	9,315	7.8
Granted	723		1.19
Exercised	(41)		0.71	$	20
Forfeited or expired	(378)		0.79
Outstanding at June 30, 2017	37,277	$	0.78	$	15,428	7.4
Exercisable at June 30, 2017	17,764	$	0.73	$	8,143	7.4
Remaining authorized options available for issue	6,245

Schedule of assumptions used in determining the fair value of stock options granted under the Black-Scholes model

	Six Months Ended
	June 30,
	2017			2016
Risk-free interest rate		1.62	%		1.50	%
Expected volatility		29.0	%		30.9	%
Dividend yield		N/A			N/A
Expected option life (years)		4.62			5.83
Black-Scholes Value of options	$	0.32		$	0.33