v3.3.1.900

SHARE-BASED COMPENSATION - RSUs with Market Conditions (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Share-based Compensation Restricted Stock Units With Market Conditions [Line Items] |  |  |
RSUs issued | 795,693 | 685,000 | 361,000
RSUs issued, Amount | $ 9,045 | $ 5,754 | $ 2,906
Reconciliation Of RSUs With Market Conditions [Abstract] |  |  |
RSUs beginning | 1,258,685 |  |
Number of RSUs granted | 795,693 | 685,000 | 361,000
Number of RSUs forfeited | (57,498) |  |
Number of RSUs vested | (406,463) | (410,000) | (547,000)
RSUs ending | 1,590,417 | 1,258,685 |
Net RSUs increase (decrease) to APIC | $ 5,524 | $ 5,232 | $ 4,270
Fair value of each RSU issued with market conditions | $ 11.3630653266332 | $ 8.4 | $ 8.04986149584488
Average fair value of performance condition RSUs issued | $ 11.85 | $ 10.58 | $ 8.76
Restricted Stock Units With Market Conditions [Member] |  |  |
Share-based Compensation Restricted Stock Units With Market Conditions [Line Items] |  |  |
RSUs issued | 165,000 | 290,000 |
Reconciliation Of RSUs With Market Conditions [Abstract] |  |  |
RSUs beginning | 290,000 |  |
Number of RSUs granted | 165,000 | 290,000 |
Number of RSUs forfeited | 0 | 0 | (200,000)
Number of RSUs vested | (65,000) | 0 |
RSUs ending | 390,000 | 290,000 |
RSUs forfeited | $ 0 | $ 0 | $ (2,110)
Fair value of each RSU issued with market conditions | $ 8.39 | $ 6.9 |
Restricted Stock Units With Market Conditions [Member] | Maximum [Member] |  |  |
Reconciliation Of RSUs With Market Conditions [Abstract] |  |  |
RSUs beginning | 8,000 |  |
RSUs ending |  | 8,000 |
Restricted Stock Units With Service Conditions [Member] |  |  |
Reconciliation Of RSUs With Market Conditions [Abstract] |  |  |
Number of RSUs forfeited | (58,000) | (47,000) | (64,000)
RSUs forfeited | $ (709) | $ (727) | $ (685)
Restricted Stock Units With Performance Conditions [Member] |  |  |
Share-based Compensation Restricted Stock Units With Market Conditions [Line Items] |  |  |
RSUs issued | 21,000 | 11,000 |
Reconciliation Of RSUs With Market Conditions [Abstract] |  |  |
Number of RSUs granted | 21,000 | 11,000 |
Number of RSUs forfeited | 0 | (3,000) |
Number of RSUs vested | 0 | 0 |
RSUs ending | 29,000 |  |
Fair value of each RSU issued with market conditions | $ 11.11 | $ 9.6 |

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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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