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Supplementary Financial Data Supplementary Financial Data (Tables) | 12 Months Ended
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Dec. 31, 2017
Supplementary Financial Data [Abstract] |
Supplemental Financial Data [Table Text Block] | The following tables set forth our selected consolidated financial and operating data for the quarterly periods indicated.
| December 31, 2017 | September 30, 2017 | June 30, 2017 | March 31, 2017
(In thousands, except per share amounts) | (Unaudited) | (Unaudited) | (Unaudited) | (Unaudited)
Revenue | $ | 621,702 |  | $ | 476,423 |  | $ | 456,866 |  | $ | 406,980 |
Gross margin (a) | $ | 115,551 |  | $ | 101,750 |  | $ | 89,268 |  | $ | 86,699 |
Net income to common shareholders (a) | $ | 15,882 |  | $ | 18,852 |  | $ | 15,770 |  | $ | 15,664 |
Earnings per common share: (c) |  |  |  |  |  |  |  |
Basic | $ | 0.57 |  | $ | 0.74 |  | $ | 0.63 |  | $ | 0.63 |
Diluted | $ | 0.53 |  | $ | 0.64 |  | $ | 0.55 |  | $ | 0.55 |
Weighted average common shares outstanding: |  |  |  |  |  |  |  |
Basic | 27,736 |  | 25,581 |  | 24,990 |  | 24,738 |
Diluted | 31,172 |  | 30,675 |  | 30,619 |  | 30,329 |
| December 31, 2016 | September 30, 2016 | June 30, 2016 | March 31, 2016
(In thousands, except per share amounts) | (Unaudited) | (Unaudited) | (Unaudited) | (Unaudited)
Revenue | $ | 523,246 |  | $ | 442,464 |  | $ | 401,247 |  | $ | 324,370 |
Gross margin (b) | $ | 104,586 |  | $ | 78,829 |  | $ | 81,539 |  | $ | 64,198 |
Net income to common shareholders (b) | $ | 19,343 |  | $ | 9,724 |  | $ | 14,697 |  | $ | 7,970 |
Earnings per common share: (c) |  |  |  |  |  |  |  |
Basic | $ | 0.78 |  | $ | 0.39 |  | $ | 0.60 |  | $ | 0.32 |
Diluted | $ | 0.67 |  | $ | 0.35 |  | $ | 0.52 |  | $ | 0.30 |
Weighted average common shares outstanding: |  |  |  |  |  |  |  |
Basic | 24,671 |  | 24,669 |  | 24,669 |  | 24,657 |
Diluted | 30,166 |  | 30,139 |  | 30,077 |  | 30,032 |
(a) | Gross margin and net income to common shareholders includes an $8.5 million pre-tax charge for stucco-related repair costs in certain of our Florida communities (as more fully discussed in Note 8 to our Consolidated Financial Statements) taken during the second quarter of 2017, and $7.7 million of impairment charges taken during the fourth quarter of 2017.
(b) | Gross margin and net income to common shareholders includes $2.2 million, $2.8 million and $14.5 million of pre-tax charges for stucco-related repair costs in certain of our Florida communities (as more fully discussed in Note 8 to our Consolidated Financial Statements) taken during the first, second and third quarter of 2016, respectively, and $4.0 million of impairment charges taken during the fourth quarter of 2016.
(c) | Due to rounding, the sum of quarterly results may not equal the total for the year. Additionally, quarterly and year-to-date computations of per share amounts are made independently.

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