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SHARE-BASED COMPENSATION | 6 Months Ended
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Jun. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
SHARE-BASED COMPENSATION | 13. SHARE-BASED COMPENSATION Restricted Stock Awards and Units The table below presents the activity of restricted stock awards and units for the six months ended June 30, 2017:
| Shares |  | Weighted Average Grant Date Fair Value
Non-vested restricted stock awards and units, beginning of period | 437,697 |  |  | $ | 22.01 |
Changes during the period: |  |  |  |  |
Granted | 103,746 |  |  | 31.69 |
Vested | (117,286 | ) |  | 19.08 |
Forfeited | (18,729 | ) |  | 24.72 |
Non-vested restricted stock awards and units, end of period | 405,428 |  |  | 25.21 |

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- Definition The entire disclosure for compensation-related costs for equity-based compensation, which may include disclosure of policies, compensation plan details, allocation of equity compensation, incentive distributions, equity-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -URI http://asc.fasb.org/topic&trid=2228938 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 50 -URI http://asc.fasb.org/subtopic&trid=2208855 + Details
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