Supplemental Guarantor Information - Condensed Consolidating Statement of Operations (Detail) - USD ($) $ in Thousands |
3 Months Ended |
9 Months Ended |
12 Months Ended |
Sep. 30, 2018 |
Sep. 30, 2017 |
Sep. 30, 2018 |
Sep. 30, 2017 |
Dec. 31, 2017 |
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Total revenues |
$ 775,071
|
$ 717,735
|
$ 2,130,050
|
$ 1,681,752
|
|
Other operations expense |
590
|
575
|
1,781
|
1,726
|
|
Sales and marketing |
44,854
|
33,179
|
128,881
|
92,209
|
|
General and administrative |
38,109
|
32,956
|
111,406
|
101,293
|
|
Homebuilding income from operations |
81,751
|
116,811
|
221,014
|
177,781
|
|
Equity in income (loss) of unconsolidated entities |
15
|
0
|
(384)
|
1,646
|
|
Other income, net |
(477)
|
26
|
(379)
|
147
|
|
Homebuilding income before income taxes |
81,289
|
116,837
|
220,251
|
179,574
|
|
Equity in income of unconsolidated entities |
1,986
|
1,351
|
4,972
|
2,911
|
|
Financial services income before income taxes |
2,341
|
1,564
|
5,735
|
3,559
|
|
Income before income taxes |
83,630
|
118,401
|
225,986
|
183,133
|
|
Equity of net income of subsidiaries |
0
|
0
|
0
|
0
|
|
Provision for income taxes |
(19,661)
|
(46,112)
|
(55,457)
|
(69,824)
|
|
Net income |
63,969
|
72,289
|
170,529
|
113,309
|
$ 187,551
|
Net income attributable to noncontrolling interests |
0
|
(25)
|
0
|
(138)
|
|
Net income available to common stockholders |
63,969
|
72,264
|
170,529
|
113,171
|
|
Reporting Entity | Guarantor Subsidiaries |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Other operations expense |
590
|
575
|
1,781
|
1,726
|
|
Sales and marketing |
33,420
|
24,363
|
94,938
|
69,944
|
|
General and administrative |
18,682
|
17,396
|
55,879
|
52,180
|
|
Homebuilding income from operations |
62,872
|
102,461
|
186,775
|
170,501
|
|
Equity in income (loss) of unconsolidated entities |
15
|
0
|
(384)
|
1,646
|
|
Other income, net |
95
|
11
|
158
|
114
|
|
Homebuilding income before income taxes |
62,982
|
102,472
|
186,549
|
172,261
|
|
Equity in income of unconsolidated entities |
1,986
|
1,351
|
4,972
|
2,911
|
|
Financial services income before income taxes |
2,341
|
1,564
|
5,735
|
3,559
|
|
Income before income taxes |
65,323
|
104,036
|
192,284
|
175,820
|
|
Equity of net income of subsidiaries |
0
|
0
|
0
|
0
|
|
Provision for income taxes |
(19,661)
|
(44,286)
|
(55,457)
|
(72,505)
|
|
Net income |
45,662
|
59,750
|
136,827
|
103,315
|
|
Net income attributable to noncontrolling interests |
0
|
(25)
|
0
|
(138)
|
|
Net income available to common stockholders |
45,662
|
59,725
|
136,827
|
103,177
|
|
Reporting Entity | Issuer |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Other operations expense |
0
|
0
|
0
|
0
|
|
Sales and marketing |
11,434
|
8,816
|
33,943
|
22,265
|
|
General and administrative |
19,427
|
15,560
|
55,527
|
49,113
|
|
Homebuilding income from operations |
18,879
|
14,350
|
34,239
|
7,280
|
|
Equity in income (loss) of unconsolidated entities |
0
|
0
|
0
|
0
|
|
Other income, net |
(572)
|
15
|
(537)
|
33
|
|
Homebuilding income before income taxes |
18,307
|
14,365
|
33,702
|
7,313
|
|
Equity in income of unconsolidated entities |
0
|
0
|
0
|
0
|
|
Financial services income before income taxes |
0
|
0
|
0
|
0
|
|
Income before income taxes |
18,307
|
14,365
|
33,702
|
7,313
|
|
Equity of net income of subsidiaries |
45,662
|
59,725
|
136,827
|
103,177
|
|
Provision for income taxes |
0
|
(1,826)
|
0
|
2,681
|
|
Net income |
63,969
|
72,264
|
170,529
|
113,171
|
|
Net income attributable to noncontrolling interests |
0
|
0
|
0
|
0
|
|
Net income available to common stockholders |
63,969
|
72,264
|
170,529
|
113,171
|
|
Consolidating Adjustments |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Other operations expense |
0
|
0
|
0
|
0
|
|
Sales and marketing |
0
|
0
|
0
|
0
|
|
General and administrative |
0
|
0
|
0
|
0
|
|
Homebuilding income from operations |
0
|
0
|
0
|
0
|
|
Equity in income (loss) of unconsolidated entities |
0
|
0
|
0
|
0
|
|
Other income, net |
0
|
0
|
0
|
0
|
|
Homebuilding income before income taxes |
0
|
0
|
0
|
0
|
|
Equity in income of unconsolidated entities |
0
|
0
|
0
|
0
|
|
Financial services income before income taxes |
0
|
0
|
0
|
0
|
|
Income before income taxes |
0
|
0
|
0
|
0
|
|
Equity of net income of subsidiaries |
(45,662)
|
(59,725)
|
(136,827)
|
(103,177)
|
|
Provision for income taxes |
0
|
0
|
0
|
0
|
|
Net income |
(45,662)
|
(59,725)
|
(136,827)
|
(103,177)
|
|
Net income attributable to noncontrolling interests |
0
|
0
|
0
|
0
|
|
Net income available to common stockholders |
(45,662)
|
(59,725)
|
(136,827)
|
(103,177)
|
|
Home sales |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Home sales and Land and lot sales revenue |
771,768
|
648,638
|
2,123,135
|
1,609,458
|
|
Cost of sales |
607,053
|
521,918
|
1,661,651
|
1,294,563
|
|
Home sales | Reporting Entity | Guarantor Subsidiaries |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Home sales and Land and lot sales revenue |
507,269
|
409,528
|
1,412,574
|
1,085,299
|
|
Cost of sales |
392,294
|
321,534
|
1,074,799
|
849,062
|
|
Home sales | Reporting Entity | Issuer |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Home sales and Land and lot sales revenue |
264,499
|
239,110
|
710,561
|
524,159
|
|
Cost of sales |
214,759
|
200,384
|
586,852
|
445,501
|
|
Home sales | Consolidating Adjustments |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Home sales and Land and lot sales revenue |
0
|
0
|
0
|
0
|
|
Cost of sales |
0
|
0
|
0
|
0
|
|
Land and lots |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Home sales and Land and lot sales revenue |
2,225
|
68,218
|
3,966
|
69,661
|
|
Cost of sales |
2,234
|
12,001
|
4,163
|
13,299
|
|
Land and lots | Reporting Entity | Guarantor Subsidiaries |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Home sales and Land and lot sales revenue |
2,225
|
68,218
|
3,966
|
69,661
|
|
Cost of sales |
2,234
|
12,001
|
4,163
|
13,299
|
|
Land and lots | Reporting Entity | Issuer |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Home sales and Land and lot sales revenue |
0
|
0
|
0
|
0
|
|
Cost of sales |
0
|
0
|
0
|
0
|
|
Land and lots | Consolidating Adjustments |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Home sales and Land and lot sales revenue |
0
|
0
|
0
|
0
|
|
Cost of sales |
0
|
0
|
0
|
0
|
|
Other operations |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Total revenues |
598
|
584
|
1,795
|
1,752
|
|
Other operations | Reporting Entity | Guarantor Subsidiaries |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Total revenues |
598
|
584
|
1,795
|
1,752
|
|
Other operations | Reporting Entity | Issuer |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Total revenues |
0
|
0
|
0
|
0
|
|
Other operations | Consolidating Adjustments |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Total revenues |
0
|
0
|
0
|
0
|
|
Homebuilding |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Total revenues |
774,591
|
717,440
|
2,128,896
|
1,680,871
|
|
Homebuilding | Reporting Entity | Guarantor Subsidiaries |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Total revenues |
510,092
|
478,330
|
1,418,335
|
1,156,712
|
|
Homebuilding | Reporting Entity | Issuer |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Total revenues |
264,499
|
239,110
|
710,561
|
524,159
|
|
Homebuilding | Consolidating Adjustments |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Total revenues |
0
|
0
|
0
|
0
|
|
Financial Services |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Home sales and Land and lot sales revenue |
480
|
295
|
1,154
|
881
|
|
Total revenues |
480
|
295
|
1,154
|
881
|
|
Cost of sales |
125
|
82
|
391
|
233
|
|
Financial Services | Reporting Entity | Guarantor Subsidiaries |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Home sales and Land and lot sales revenue |
480
|
295
|
1,154
|
881
|
|
Cost of sales |
125
|
82
|
391
|
233
|
|
Financial Services | Reporting Entity | Issuer |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Home sales and Land and lot sales revenue |
0
|
0
|
0
|
0
|
|
Cost of sales |
0
|
0
|
0
|
0
|
|
Financial Services | Consolidating Adjustments |
|
|
|
|
|
Condensed Financial Statements Captions [Line Items] |
|
|
|
|
|
Home sales and Land and lot sales revenue |
0
|
0
|
0
|
0
|
|
Cost of sales |
$ 0
|
$ 0
|
$ 0
|
$ 0
|
|