Share-Based Compensation and Cash-Based Incentive Compensation (Tables)
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6 Months Ended |
Jun. 30, 2018 |
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| Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
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| Summary of Share Activity Related to Restricted Stock Units |
A summary of activity related to RSUs during the six months ended June 30, 2018 is as follows:
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Restricted Stock Units
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Weighted Average
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Grant Date Fair
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Units
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Value Per Unit
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Nonvested, December 31, 2017
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5,765,251
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$
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2.48
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Vested
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(28,503
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)
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2.38
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Forfeited/adjustments
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(45,017
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)
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2.47
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Nonvested, June 30, 2018
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5,691,731
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2.48
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| Schedule of Outstanding Restricted Stock Units Issued to Eligible Employees |
For the outstanding RSUs issued to the eligible employees as of June 30, 2018, vesting is expected to occur as follows:
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Restricted Stock Units
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2018
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3,698,748
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2019
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1,992,983
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Total
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5,691,731
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| Schedule of Restricted Stock Activity |
A summary of activity related to Restricted Shares is as follows:
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Restricted Shares
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Weighted Average
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Grant Date Fair
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Shares
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Value Per Share
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Nonvested, December 31, 2017
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246,528
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$
|
2.27
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Granted
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41,544
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6.74
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Vested
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(106,240
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)
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2.64
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Nonvested, June 30, 2018
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181,832
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3.08
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| Schedule of Outstanding Restricted Stock Shares Issued to Non-employee Directors |
For the outstanding Restricted Shares issued to the non-employee directors as of June 30, 2018, vesting is expected to occur as follows:
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Restricted Shares
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2019
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105,012
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2020
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62,972
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2021
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13,848
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Total
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181,832
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| Summary of Incentive Compensation Expense under Share-Based Payment Arrangements and Related Tax Benefit |
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Three Months Ended
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Six Months Ended
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June 30,
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June 30,
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2018
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2017
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2018
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2017
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Share-based compensation expense from:
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Restricted stock units
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$
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1,145
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|
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$
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2,342
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$
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2,294
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$
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4,200
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Restricted Shares
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70
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70
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140
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140
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Total
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$
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1,215
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$
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2,412
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$
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2,434
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$
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4,340
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Share-based compensation tax benefit:
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Tax benefit computed at the statutory rate
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$
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255
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$
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844
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$
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511
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$
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1,519
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| Summary of Compensation Expense Related to Share-Based Awards and Cash-Based Awards |
A summary of compensation expense related to share-based awards and cash-based awards is as follows (in thousands):
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Three Months Ended
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Six Months Ended
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June 30,
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June 30,
|
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2018
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2017
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2018
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2017
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Share-based compensation included in:
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General and administrative expenses
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$
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1,215
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$
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2,412
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$
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2,434
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$
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4,340
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Cash-based incentive compensation included in:
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Lease operating expense
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543
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|
394
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1,403
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394
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General and administrative expenses
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1,391
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1,004
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4,063
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1,004
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Total charged to operating income
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$
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3,149
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$
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3,810
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$
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7,900
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$
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5,738
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