No definition available.

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

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- Definition

Unrecognized cost of unvested share-based compensation awards.

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Unrecognized cost of unvested options awarded to employees as compensation.

+ References

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Number of additional shares authorized for issuance under an established share-based compensation plan.

+ References

No definition available.

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

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

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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-Publisher FASB
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Price of a single share of a number of saleable stocks of a company.

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No definition available.

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Amount of stock repurchase plan authorized.

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No definition available.

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Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Total cost of shares repurchased divided by the total number of shares repurchased.

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Stockholders' Equity and Equity Compensation - Additional Information (Details) - USD ($)	1 Months Ended	3 Months Ended		9 Months Ended
	Apr. 30, 2017	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Oct. 31, 2017	Oct. 31, 2016
Stockholders' Equity and Equity Compensation (Details) [Line Items]
Share repurchase program, authorized amount		$ 40,000,000.0		$ 40,000,000.0			$ 40,000,000
Options outstanding (in shares)		170,253		170,253
Weighted average exercise price (in dollars per share)		$ 21.99		$ 21.99
Closing stock price (in dollars per share)		$ 23.28	$ 19.07	$ 23.28	$ 19.07
Stock options awarded during period (in shares)				0	0
Stock Awards
Stockholders' Equity and Equity Compensation (Details) [Line Items]
Share based compensation expense		$ 2,500,000	$ 2,100,000	$ 8,100,000	$ 6,700,000
Unrecognized share based compensation expense		14,100,000		$ 14,100,000
Weighted average recognition period				1 year 10 months 15 days
Deferred Stock Units
Stockholders' Equity and Equity Compensation (Details) [Line Items]
Share based compensation expense		100,000		$ 1,100,000	1,000,000
Stock Options
Stockholders' Equity and Equity Compensation (Details) [Line Items]
Share based compensation expense				0	$ 0
Unrecognized pre-tax expense related to stock option grants		$ 0		$ 0
Stock Options \| Minimum
Stockholders' Equity and Equity Compensation (Details) [Line Items]
Award vesting period				7 years
Stock Options \| Maximum
Stockholders' Equity and Equity Compensation (Details) [Line Items]
Award vesting period				10 years
2016 Employee Plan
Stockholders' Equity and Equity Compensation (Details) [Line Items]
Number of additional shares of common stock authorized (in shares)	1,000,000
Number of shares available for issuance (in shares)		1,391,711		1,391,711
2016 Director Plan
Stockholders' Equity and Equity Compensation (Details) [Line Items]
Number of shares available for issuance (in shares)		119,310		119,310
Equity Compensation Programs
Stockholders' Equity and Equity Compensation (Details) [Line Items]
Share repurchase program, authorized amount		$ 10,000,000		$ 10,000,000
Stock repurchased during period (in shares)				106,164.000	58,967
Stock repurchased during period, value				$ 2,400,000	$ 1,200,000
Shares repurchased, average price per share (in dollars per share)				$ 22.25	$ 19.67
Open Market Repurchase Program
Stockholders' Equity and Equity Compensation (Details) [Line Items]
Stock repurchased during period (in shares)				1,346,132	1,908,380
Stock repurchased during period, value				$ 29,400,000	$ 35,400,000
Shares repurchased, average price per share (in dollars per share)				$ 21.81	$ 18.57
Subsequent Event
Stockholders' Equity and Equity Compensation (Details) [Line Items]
Share repurchase program, authorized amount						$ 40,000,000