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Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2018

Share-based Compensation [Abstract]

Summary of Restricted Stock Transactions

A summary of restricted stock transactions during the three months ended March 31, 2018 follows:

	Number of shares
Non-vested stock awards outstanding at January 1, 2018	1,053,842
Awarded:
Time-vesting shares	73,173
Performance-based shares	142,154
Released:
Time-vesting shares	(59,035	)
Forfeitures:
Time-vesting shares	(4,575	)
Performance-based shares	(159,738	)
Non-vested stock awards outstanding at March 31, 2018	1,045,821

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- Definition

Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

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