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Contingencies - Warranty (Details) $ in Thousands | 3 Months Ended | 27 Months Ended
--- | --- | ---
Dec. 31, 2016 USD ($) home | Dec. 31, 2015 USD ($) | Dec. 31, 2016 USD ($) home
Loss Contingencies [Line Items] |  |  |
Standard product warranty length, minimum | 1 year |  |
Standard product warranty length, maximum | 2 years |  |
Limited product warranty length (up to) | 10 years |  |
Movement in Standard Product Warranty Accrual [Roll Forward] |  |  |
Balance at beginning of period | $ 39,131 | $ 27,681 |
Accruals for warranties issued | 2,658 | 2,615 |
Changes in liability related to warranties existing in prior periods | 5,392 | 10,600 |
Payments made | (14,872) | (11,983) |
Balance at end of period | 32,309 | 28,913 | $ 32,309
Insurance recoveries | 3,900 | 13,700 |
Excess insurance recovery |  | 3,600 |
Specific Warranty Issue | Florida |  |  |
Movement in Standard Product Warranty Accrual [Roll Forward] |  |  |
Balance at beginning of period | 22,600 |  |
Balance at end of period | 17,200 |  | 17,200
Product warranty expense | $ 4,600 | $ 9,000 | $ 83,200
Homes likely to require more than minor repairs | home | 705 |  | 705
Movement on number of homes likely to be repaired | home | 16 |  |
Homes have been repaired | home | 510 |  | 510
Product warranty accrual, payments | $ 10,000 |  |
Estimated remaining warranty costs | $ 4,200 |  | $ 4,200

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