Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2016

Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]

Schedule of stock option activity

Options	Shares			Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term (Years)		Aggregate Intrinisic Value ($000)
Outstanding at December 31, 2015		241,493		$	89.92
Expired		(51,398	)		134.78
Forfeited		(2,554	)		87.80
Outstanding at June 30, 2016		187,541			77.65		2.4	$	103
Exercisable at June 30, 2016		177,541			81.11		2.1		83

Schedule of restricted stock units activity

Restricted Stock Unit Awards	Shares			Weighted- Average Grant- Date Fair Value
Outstanding at December 31, 2015		712,667		$	16.44
Granted		41,232			19.78
Vested		(138,490	)		15.61
Cancelled		(33,649	)		16.90
Outstanding at June 30, 2016		581,760			16.85