Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2015

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

Summary of Stock Options Outstanding

The following table summarizes stock options outstanding and changes during the years ended December 31, 2015 and 2014:

	December 31, 2015					December 31, 2014
	Number of Stock Options			Weighted Average Exercise Price		Number of Stock Options			Weighted Average Exercise Price
Stock options outstanding at beginning of period		13,388		$	302.16		25,781		$	237.00
Granted		314,086			14.21		-			-
Expired		(1,075	)		356.93		(11,227	)		144.84
Canceled or forfeited		-			-		(1,166	)		375.72
Stock options outstanding at end of period		326,399		$	24.89		13,388		$	302.16
Stock options exercisable at end of period		316,005		$	25.16		9,611		$	405.72

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 December 31, 2015:

	Outstanding Stock Options				Exercisable Stock Options
Stock Option Plan	Number of Stock Options Outstanding		Weighted Average Exercise Price		Number of Stock Options Exercisable		Weighted Average Exercise Price
2004 Plan		5,790	$	121.20		4,263	$	152.89
2004 Directors’ Plan		6,107		482.34		5,899		497.57
2013 Plan		416		35.88		208		35.88
Replacement Stock Options		314,086		14.21		305,635		14.26
		326,399	$	24.89		316,005	$	25.16

Schedule of Fair Value Assumption Using Black-Scholes Option Pricing Model

The fair value of the replacement options granted upon completion of the Anatolia Transaction was estimated as of November 9, 2015 using the Black-Scholes option pricing model using the following assumptions:

Expected volatility	90% - 100	%
Risk-free interest rate	0.51% - 1.72	%
Expected life (years)	0.89 - 4.20
Dividend yield	N/A

Summary of Status of Non-Vested Restricted Shares

The following table summarizes RSU activity for the years ending December 31, 2015 and 2014:

	December 31, 2015					December 31, 2014
	Number of RSUs			Weighted- Average Grant Date Fair Value		Number of RSUs			Weighted- Average Grant Date Fair Value
Unvested RSUs at beginning of period		45,397		$	34.12		23,329		$	39.69
Granted		-			-		35,989			31.36
Forfeited		(1,667	)		32.20		(2,480	)		40.54
Vested		(11,024	)		34.04		(11,441	)		35.38
Unvested RSUs at end of period		32,706		$	34.25		45,397		$	34.12

Summary of Restricted Stock Awards

The following table summarizes RSA activity during the years ended December 31, 2015 and 2014:

	December 31, 2015					December 31, 2014
	Number of RSAs			Weighted- Average Grant Date Fair Value		Number of RSAs			Weighted- Average Grant Date Fair Value
Unvested RSAs at beginning of period		2,223		$	62.65		4,508		$	65.87
Forfeited		(104	)		80.40		(466	)		64.66
Vested		(753	)		101.26		(1,819	)		70.11
Unvested RSAs at end of period		1,366		$	40.01		2,223		$	62.65