| 
           Acquisitions and Goodwill (Details) (USD $) 
        In Thousands, unless otherwise specified  | 
        9 Months Ended | 12 Months Ended | |
|---|---|---|---|
| 
           Sep. 30, 2014 
         | 
        
           Dec. 31, 2013 
         | 
        
           Jan. 01, 2013 
         | 
      |
| Goodwill | $ 32,962 | $ 10,247 | $ 0 | 
| Goodwill, Acquired During Period | 22,715 | 10,247 | |
| 
           West [Member] 
         | 
        |||
| Goodwill | 0 | 0 | 0 | 
| Goodwill, Acquired During Period | 0 | 0 | |
| 
           Central [Member] 
         | 
        |||
| Goodwill | 0 | 0 | 0 | 
| Goodwill, Acquired During Period | 0 | 0 | |
| 
           East [Member] 
         | 
        |||
| Goodwill | 10,247 | 0 | |
| 
           Financial Services [Member] 
         | 
        |||
| Goodwill | 0 | 0 | 0 | 
| Goodwill, Acquired During Period | 0 | 0 | |
| 
           Corporate and Other [Member] 
         | 
        |||
| Goodwill | 0 | 0 | 0 | 
| Goodwill, Acquired During Period | 0 | 0 | |
| 
           Nashville Acquisition [Member] | East [Member] 
         | 
        |||
| Goodwill, Acquired During Period | 10,247 | ||
| 
           Legendary Communities Acquisition [Member] | East [Member] 
         | 
        |||
| Goodwill, Acquired During Period | $ 22,715 |