Summary of Potential Number of Units that Could Vest Under Restricted Stock Unit Awards (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||||
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Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
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Disclosure Of Restricted Stock Unit [Abstract] | |||||
Number of units at threshold IRR | 136,285 | 76,065 | 58,545 | ||
Number of units at target IRR | 204,427 | 152,129 | 117,089 | ||
Number of units at maximum IRR | 306,651 | 228,194 | 175,634 | ||
Fair value of units at threshold IRR | [1] | $ 5,011 | $ 2,967 | $ 2,481 | |
Fair value of units at target IRR | [1] | 7,517 | 5,938 | 4,961 | |
Fair value of units at maximum IRR | [1] | $ 11,276 | $ 8,906 | $ 7,442 | |
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- Definition Disclosure of restricted stock unit. No definition available.
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- Definition Number Of Shares Vesting At Maximum Irr No definition available.
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- Definition Number Of Shares Vesting At Target Irr No definition available.
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- Definition Number Of Shares Vesting At Threshold Irr No definition available.
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- Definition Value Of Shares Vesting At Maximum Irr No definition available.
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- Definition Value Of Shares Vesting At Target Irr No definition available.
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- Definition Value Of Shares Vesting At Threshold Irr No definition available.
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