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Earnings per Share | 3 Months Ended
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Mar. 31, 2017
Earnings Per Share [Abstract] |
Earnings per Share | 11. EARNINGS PER SHARE A summary of the calculation of basic and diluted earnings per share for the three months ended March 31, 2017 and 2016 is as follows:
|  | Three Months Ended |
|  | March 31, |
(In thousands, except per share amounts) |  | 2017 |  |  | 2016 |
Numerator |  |  |  |  |  |  |  |
Net income |  | $ | 6,651 |  |  | $ | 5,014 |
Denominator |  |  |  |  |  |  |  |
Weighted average number of shares – basic |  |  | 48,430 |  |  |  | 49,220 |
Effect of dilutive securities |  |  |  |  |  |  |  |
Stock options |  |  | 416 |  |  |  | 120 |
PSUs, RSUs and restricted stock |  |  | 93 |  |  |  | 49 |
Weighted average number of shares – diluted |  |  | 48,939 |  |  |  | 49,389 |
Net income per share – basic |  | $ | 0.14 |  |  | $ | 0.10 |
Net income per share – diluted |  | $ | 0.14 |  |  | $ | 0.10 |
Anti-dilutive options to purchase common stock outstanding were excluded from the above calculations. Anti-dilutive options totaled 4.0 million and 5.9 million for the three months ended March 31, 2017 and 2016, respectively.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=64863997&loc=d3e1278-109256 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64863997&loc=d3e1252-109256 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=65016374&loc=d3e4984-109258 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.21) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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