Commitments and Contingencies Commitments and Contingencies (Details) $ in Millions |
Jun. 30, 2016
USD ($)
|
---|---|
Commitments and Contingencies [Abstract] | |
Letters of credit and completion bonds | $ 130.2 |
Performance bonds outstanding | 85.5 |
Performance letters of credit outstanding | 30.2 |
Financial letters of credit | 7.1 |
Financial letters of credit representing deposits on land and lot purchase agreements | 5.2 |
Financial Bonds | 7.4 |
Unrecorded conditional purchase obligation | $ 533.1 |