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Net Income Per Share | 9 Months Ended
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Sep. 30, 2021
Earnings Per Share [Abstract] |
Net Income Per Share | 3. Net Income Per Share The following table reconciles basic net income per share of the Company's common stock to diluted net income per share for the three and nine months ended September 30, 2021 and 2020, respectively:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
(in thousands, except per share amounts) | 2021 |  | 2020 |  | 2021 |  | 2020
Net income available to common stockholders | $ | 73,778 |  |  | $ | 67,057 |  |  | $ | 196,650 |  |  | $ | 157,362 |
Basic weighted-average shares outstanding | 43,276 |  |  | 43,474 |  |  | 43,287 |  |  | 43,683 |
Dilutive effect of potential common stock equivalents — restricted stock units | 209 |  |  | 209 |  |  | 213 |  |  | 190 |
Diluted weighted-average shares outstanding | 43,485 |  |  | 43,683 |  |  | 43,500 |  |  | 43,873 |
Net income per common share: |  |  |  |  |  |  |
Basic | $ | 1.70 |  |  | $ | 1.54 |  |  | $ | 4.54 |  |  | $ | 3.60 |
Diluted | $ | 1.70 |  |  | $ | 1.54 |  |  | $ | 4.52 |  |  | $ | 3.59 |

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109243012&loc=SL65017193-207537 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3630-109257 + Details
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