v2.4.0.8

NET INCOME PER COMMON SHARE (Details) (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012 | Dec. 31, 2012
Impact Of Equity Awards [Line Items] |  |  |  |  |
Excluded shares as anti-dilutive when reporting loss | 0 |  | 0 | 0 |
Earnings Per Share, Basic and Diluted [Abstract] |  |  |  |  |
Net Income (Loss) Attributable to Parent | $ 6,875 | $ 8,177 | $ 16,517 | $ 3,921 | $ 11,268
Weighted Average Number Of Shares Outstanding Basic | 37,385,753 | 36,735,215 | 37,334,620 | 36,704,001 |
Earnings Per Share Basic | $ 0.18 | $ 0.22 | $ 0.44 | $ 0.11 |
Incremental Common Shares Attributable to Share-based Payment Arrangements | 767,669 | 812,430 | 874,359 | 958,183 |
Weighted Average Number Of Diluted Shares Outstanding | 38,153,422 | 37,547,645 | 38,208,979 | 37,662,184 |
Earnings Per Share Diluted | $ 0.18 | $ 0.22 | $ 0.43 | $ 0.10 |
Options Activity [Member] |  |  |  |  |
Impact Of Equity Awards [Line Items] |  |  |  |  |
Excluded shares as anti-dilutive under the treasury stock method | 36 | 49 | 38 | 51 |
Price range of option: from | $ 8.79 | $ 6.34 | $ 8.79 | $ 6.36 |
Price range of option: to | $ 48.21 | $ 48.21 | $ 48.21 | $ 48.21 |
Restricted Stock Units Activity [Member] |  |  |  |  |
Impact Of Equity Awards [Line Items] |  |  |  |  |
Excluded shares as anti-dilutive under the treasury stock method | 206 | 1,156 | 442 | 1,309 |
Restricted Stock Units Activity [Member] | Restricted Stock Units Service Conditions [Member] |  |  |  |  |
Impact Of Equity Awards [Line Items] |  |  |  |  |
Excluded shares as anti-dilutive under the treasury stock method | 6 | 956 | 242 | 1,109 |
Restricted Stock Units Activity [Member] | Restricted Stock Units Service And Market Conditions But Market Not Met [Member] |  |  |  |  |
Impact Of Equity Awards [Line Items] |  |  |  |  |
Excluded shares as anti-dilutive under the treasury stock method | 200 | 200 | 200 | 200 |

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