Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2016

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

Summary of Stock Options Outstanding

The following table summarizes stock options outstanding and changes for the six-month periods ending June 30, 2016 and 2015:

	June 30,		June 30,
	2016		2015
	Number of Stock Options	Weighted Average Exercise Price	Number of Stock Options	Weighted Average Exercise Price
Stock options outstanding at beginning of period	326,424	$           24.90	13,396	$         303.36
Expired	(4,724)	438.89	(208)	394.80
Stock options outstanding at end of period	321,700	$           18.82	13,188	$         300.72
Stock options exercisable at end of period	321,491	$           18.81	11,139	$         349.56

Summary of Stock Options Outstanding and Exercisable by Stock Option Plan

The following table summarizes stock options outstanding and exercisable by stock option plan at June 30, 2016:

	Outstanding Stock Options		Exercisable Stock Options
Stock Option Plan	Number of Outstanding Stock Options	Weighted Average Exercise  Price	Number of Exercisable Stock Options	Weighted Average Exercise  Price
2004 Plan	5,792	$             121.17	5,792	$              121.17
2004 Directors’ Plan	1,390	629.52	1,390	629.52
2013 Plan	417	35.88	208	35.88
Replacement Stock Options	314,101	14.21	314,101	14.21
	321,700	18.82	321,491	18.81

Summary of Status of Non-Vested Restricted Shares

The following table summarizes RSU activity for the six-month periods ended June 30, 2016 and 2015:

	June 30,		June 30,
	2016		2015
	Number of RSUs	Weighted-Average Grant Date Fair Value	Number of RSUs	Weighted-Average Grant Date Fair Value
Unvested RSUs at beginning of period	32,699	$           34.25	45,401	$           34.08
Granted	-	-	-	-
Forfeited	(3,334)	32.21	-	-
Vested	(7,698)	29.45	(11,032)	34.08
Unvested RSUs at end of period	21,667	$           36.27	34,369	$           34.20

Summary of Restricted Stock Awards

The following table summarizes RSA activity for the six-month periods ended June 30, 2016 and 2015:

	June 30,		June 30,
	2016		2015
	Number of RSAs	Weighted-Average Grant Date Fair Value	Number of RSAs	Weighted-Average Grant Date Fair Value
Unvested RSAs at beginning of period	1,366	$           40.01	2,223	$           62.52
Granted	-	-	-	-
Forfeited	(104)	80.40	-	-
Vested	(336)	47.51	(752)	101.04
Unvested RSAs at end of period	926	$           32.76	1,471	$           42.84