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SHARE-BASED COMPENSATION | 3 Months Ended
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Mar. 31, 2020
Share-based Payment Arrangement [Abstract] |
SHARE-BASED COMPENSATION | Share-Settled Awards The following table provides an activity summary of the Company's share-settled restricted stock units for the three months ended March 31, 2020:
|  | Share-Settled Performance Restricted Stock Units |  |  |  | Share-Settled Service Restricted Stock Units |  |  |
|  | Number of restricted stock units |  | Weighted average grant date fair value(1) |  | Number of restricted stock units |  | Weighted average grant date fair value(1) |
| Non-vested restricted stock units - beginning of period | 258 |  |  | $ | 53.31 |  |  | 1,273 |  |  | $ | 54.32 |  |
| Granted | 97 |  |  | 62.26 |  |  | 749 |  |  | 62.15 |  |
| Vested | (27) |  |  | 64.01 |  |  | (463) |  |  | 55.13 |  |
| Forfeited | — |  |  | — |  |  | (15) |  |  | 56.35 |  |
| Non-vested restricted stock units - end of period | 328 |  |  | $ | 55.09 |  |  | 1,544 |  |  | $ | 57.86 |  |
(1) Fair value is based on the closing price of the Company's common shares on the grant date. Cash-Settled awards The following table provides an activity summary of the Company's cash-settled restricted stock units for the three months ended March 31, 2020:
|  | Cash-Settled Performance Restricted Stock Units |  | Cash-Settled Service Restricted Stock Units |
|  | Number of restricted stock units |  | Number of restricted stock units |
| Non-vested restricted stock units - beginning of period | 6 |  |  | 853 |  |
| Granted | — |  |  | 1 |  |
| Vested | (6) |  |  | (311) |  |
| Forfeited | — |  |  | (11) |  |
| Non-vested restricted stock units - end of period | — |  |  | 532 |  |
The following table provides additional information related to share-based compensation:
Three months ended March 31, | 2020 |  | 2019
Share-based compensation expense(1) | $ | 13,132 |  |  | $ | 15,343 |
Tax benefits associated with share-based compensation expense | $ | 1,889 |  |  | $ | 2,341 |
Liability for cash-settled restricted stock units(2) | $ | 5,711 |  |  | $ | 7,878 |
Fair value of restricted stock units vested(3) | $ | 45,565 |  |  | $ | 47,816 |
Unrecognized share-based compensation expense | $ | 111,909 |  |  | $ | 120,735 |
Expected weighted average period associated with the recognition of unrecognized share-based compensation expense | 2.8 years |  | 2.9 years
(1) Related to share-settled stock units, and cash settled restricted stock units. (2) Included in other liabilities in the consolidated balance sheets. (3) Fair value is based on the closing price of the Company's common shares on the vest date.

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- Definition The entire disclosure for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -URI http://asc.fasb.org/topic&trid=2228938 + Details
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- References No definition available. + Details
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