Share-Based Compensation (Tables)
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12 Months Ended |
Dec. 31, 2015 |
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| Share-based Compensation [Abstract] |
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| Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan |
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For the Year Ended December 31,
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2015
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2014
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2013
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Share-based compensation cost for:
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Equity-based
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Liability-based
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Equity-based
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Liability-based
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Equity-based
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Liability-based
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RSU equity awards
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$
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3,797
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$
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—
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$
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4,223
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$
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—
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$
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3,975
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$
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—
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Cash-settleable RSU awards
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—
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11,437
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—
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6,918
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—
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5,347
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401(k) contributions in shares
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266
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—
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270
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—
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219
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—
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Total share-based compensation cost (a)
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$
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4,063
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$
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11,437
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$
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4,493
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$
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6,918
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$
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4,194
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$
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5,347
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(a)
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The portion of this share-based compensation cost that was included in general and administrative expense totaled $9,299, $7,235 and $5,751 for the same years, respectively, and the portion capitalized to oil and gas properties was $6,201, $4,176 and $3,791, respectively.
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| Schedule of Unrecognized Compensation Cost, Nonvested Awards |
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December 31,
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Unrecognized compensation cost related to:
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2015
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2014
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2013
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Unvested RSU equity awards
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$
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5,208
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$
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3,979
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$
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5,331
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Unvested cash-settleable RSU awards
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4,728
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4,977
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7,669
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| Schedule of Cash-Settleable RSU awards |
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December 31,
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Consolidated Balance Sheets Classification
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2015
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2014
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Cash-settled restricted stock unit awards (current)
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$
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10,128
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$
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3,856
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Cash-settled restricted stock unit awards (non-current)
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4,877
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7,175
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Total cash-settled RSU awards
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$
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15,005
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$
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11,031
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| Schedule of Unvested Restricted Stock Units Activity |
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Weighted average
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(shares in 000s)
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Number of Shares
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Grant-Date Fair Value per Share
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Period over which expense is expected to be recognized
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Outstanding at the beginning of the period
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1,868
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$
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5.40
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Granted (a)
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560
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8.98
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Vested (b)
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(1,012)
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5.36
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Forfeited
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—
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Outstanding at the end of the period
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1,416
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$
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6.94
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1.5
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(a)
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Includes 126 market-based RSUs that will vest at a range of 0% - 200%. See Note 8 for additional information about market-based RSU equity awards.
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(b)
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The fair value of shares vested was $5,425.
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| Schedule of Cash-Settleable Vesting Period RSU Awards |
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(shares in 000s)
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Base Units Outstanding
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Potential Minimum Units Vesting
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Potential Maximum Units Vesting
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Vesting in 2016
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332
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45
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619
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Vesting in 2017
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231
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19
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443
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Vesting in 2018
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25
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25
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25
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Other
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167
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167
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167
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Total cash-settleable RSUs
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755
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256
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1,254
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