Equity-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2017

Employee Stock-Based Compensation Expense

	Three Months Ended
	March 31,
	2017		2016
Expense from Time-based RSUs	$	527	$	766
Expense from Performance-based RSUs		35		-
Equity-based compensation expense		562		766
Tax benefit from share-based compensation		(123)		(170)
Excess tax benefit from share-based compensation		(207)		-
Net compensation cost	$	232	$	596

Time-based Restricted Stock Units

Restricted Stock Units

	Time-based restricted stock units		Weighted average grant date fair value per share
Balance, January 1, 2017	127,011	$	33.00
Granted	43,450	$	55.45
Shares vested (including tax withholding)(a)	(30,881)	$	33.36
Forfeited	(7,828)	$	33.18
Balance, March 31, 2017	131,752	$	40.31

(a)    Pursuant to the terms of the 2013 Incentive Plan, RSUs withheld by the Company for the payment of the employee's tax withholding related to an RSU vesting are added back to the pool of shares available for future awards.

Performance-based Restricted Stock Units

Restricted Stock Units

The following table summarizes equity-based compensation activity related to performance-based RSUs as of and for the three months ended March 31, 2017: 

	Performance-based restricted stock units		Weighted average grant date fair value per share
Balance, January 1, 2017	—	$	—
Granted (a)	33,961	$	57.88
Shares vested (including tax withholding)	—	$	—
Forfeited	—	$	—
Balance, March 31, 2017	33,961	$	57.88

(a)    Represents the total participant target award.