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Note 21 - Subsequent Events (Details Textual) - Subsequent Event [Member] - Corporate Joint Venture [Member]
$ in Millions
1 Months Ended
Feb. 28, 2019
USD ($)
Number of Communities Sold to Joint Venture 8
Number of Communities Contributed to Joint Venture 2
Cash and Cash Equivalents, at Carrying Value, Ending Balance $ 54.0
Long-term Debt, Total 53.5
Stockholders' Equity Attributable to Noncontrolling Interest, Ending Balance $ 0.5