Commitments and Contingencies (Details) $ in Thousands |
Jan. 25, 2016
USD ($)
a
|
May 31, 2016
USD ($)
|
May 04, 2016
USD ($)
a
|
Mar. 23, 2016
USD ($)
a
|
Aug. 31, 2014
USD ($)
a
|
|---|---|---|---|---|---|
| Commitments and Contingencies | |||||
| Common stock repurchase program, remaining authorized amount | $ 3,049 | ||||
| Purchase agreement | |||||
| Commitments and Contingencies | |||||
| Purchase obligations | $ 1,900 | $ 6,200 | |||
| Number of acres | a | 14 | 31 | |||
| Undeveloped land | |||||
| Commitments and Contingencies | |||||
| Number of acres | a | 45 | ||||
| Undeveloped land | Agreement to sell | |||||
| Commitments and Contingencies | |||||
| Purchase obligations | $ 7,700 | ||||
| Number Of Acres To Be Sold | a | 30 | ||||
| Number of acres | a | 280 | ||||
| Agreement Term of Extension | 3 years | ||||
| Undeveloped land | Agreement to sell | Minimum | |||||
| Commitments and Contingencies | |||||
| Sale Price of Land | $ 3,250 | ||||
| Property and inventory purchase commitments | |||||
| Commitments and Contingencies | |||||
| Purchase obligations | $ 1,871 |