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Stock Based Compensation (Details) - Omnibus Equity Incentive Plan - $ / shares	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2019
Stock Option
Number of Shares
Beginning balance (shares)	968,720
Granted (shares)	207,000
Forfeited (shares)	(52,622)
Ending (shares)	968,720	947,688
Weighted- Average Exercise Price
Beginning balance (weighted average share price)	$ 15.68
Granted (weighted average share price)	13.03
Vested (weighted average shares)	15.37
Forfeited (weighted average share price)	15.00
Ending balance (weighted average share price)	$ 15.20
Number of Shares
Vested (shares)	(175,410)
Deferred Stock Units and Restricted Units
Number of Shares
Beginning balance (shares)	27,570
Granted (shares)	240,564
Vested (shares)	(6,653)
Ending balance (shares)	261,481
Weighted- Average Grant Date Fair Value
Beginning balance (weighted average share price)	$ 12.88
Granted (weighted average share price)	12.90
Vested (weighted average share price)	13.42
Ending balance (weighted average share price)	$ 12.95

X

- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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Gross number of share options (or share units) granted during the period.

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