Share Capital (Tables)

12 Months Ended

Dec. 31, 2017

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Share-based Compensation, Stock Options and Stock Appreciation Rights Award Activity [Table Text Block]

	SARs Outstanding			SARs Exercisable				Non Vested SARs
	Number Outstanding	Weighted Average Price per Share		Number Outstanding		Weighted Average Price per Share
Balance at December 31, 2016	—	$	—	$	—	$	—	—
Vested	—	—		—		—		—
Granted	327,500	6.60		—		—		327,500
Exercised	—	—		—		—		—
Expired and canceled	—	—		—		—		—
Balance at December 31, 2017	327,500	$	6.60	—		$	—	327,500

Schedule of Share-based Compensation, Performance Shares and Time Based Award Activity

The following table summarizes information about time based and financial performance-based restricted stock and restricted stock unit awards granted under the 2005 Incentive Plan, 2008 Key Partner Incentive Plan, 2011 Stock Incentive Plan and 2016 Stock Incentive Plan:

	Performance Based Awards				Time Based Awards
	Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value
Balance at December 31, 2014	86,030		$	23.14	916,141		$	16.36
Granted	80,000		21.76		191,155		20.42
Vested	(68,067	)	25.21		(297,794	)	12.35
Forfeited	—		—		(35,000	)	21.69
Balance at December 31, 2015	97,963		$	19.61	774,502		$	18.71
Granted	10,000		14.00		392,500		12.53
Vested	(17,963	)	10.02		(380,367	)	16.02
Forfeited	—		—		(46,000	)	20.39
Balance at December 31, 2016	90,000		$	20.90	740,635		$	16.71
Granted	—		—		358,000		8.98
Vested	(90,000	)	20.90		(277,050	)	19.62
Forfeited	—		—		(36,500	)	14.15
Balance at December 31, 2017	—		$	—	785,085		$	12.28

Schedule of Share-based Compensation, Stock Options, Activity

Information related to share option transactions grant under all plans over the past three years is summarized as follows:

	Options Outstanding			Options Exercisable			Non Vested Options
	Number Outstanding	Weighted Average Price per Share		Number Outstanding	Weighted Average Price per Share
Balance at December 31, 2014	112,500	$	5.70	112,500	$	5.70	—
Vested	—	—		—	—		—
Granted	—	—		—	—		—
Exercised	37,500	4.72		—	—		—
Expired and canceled	—	—		—	—		—
Balance at December 31, 2015	75,000	$	5.28	75,000	$	5.28	—
Vested	—	—		—	—		—
Granted	—	—		—	—		—
Exercised	37,500	5.97		—	—		—
Expired and canceled	—	—		—	—		—
Balance at December 31, 2016	37,500	$	5.83	37,500	$	5.83	—
Vested	—	—		—	—		—
Granted	—	—		—	—		—
Exercised	37,500	5.83		—	—		—
Expired and canceled	—	—		—	—		—
Balance at December 31, 2017	—	$	—	—	$	—	—

Employee Stock Option

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Share-based Compensation, Activity

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