Inventory (Tables) - USD ($)
$ in Thousands

12 Months Ended

Dec. 31, 2018

Dec. 31, 2017

Dec. 31, 2016

Dec. 31, 2015

Inventory [Line Items]

Inventory Disclosure [Text Block]

INVENTORY

A summary of inventory is as follows (in thousands):

	December 31, 2018		December 31, 2017
Homes completed or under construction	$	268,763	$	170,071
Land and lots - developed and under development	399,809		322,153
Land held for sale	389		3,830
Total inventory	$	668,961	$	496,054

A summary of interest costs incurred, capitalized and expensed is as follows (in thousands):

	Years Ended December 31,
	2018			2017			2016
Interest capitalized at beginning of year	$	10,474		$	9,417		$	9,085
Interest incurred	9,003			4,456			3,218
Interest charged to cost of revenues	(4,697		)	(3,399		)	(2,886		)
Interest capitalized at end of year	$	14,780		$	10,474		$	9,417

For the years ended December 31, 2018 and 2017, the Company recorded impairment of $0.1 million and $0.1 million, respectively, related to real estate inventory in our builder operations segments. The recorded impairment is included in cost of residential units in our consolidated statements of income. The Company did not note any indicators of impairment for any projects, and no impairment adjustments related to real estate inventory were recorded for the year ended December 31, 2016.

Finished Homes and Homes under Construction

$ 268,763

$ 170,071

Inventory, Real Estate, Land and Land Development Costs

399,809

322,153

Inventory, Land Held-for-sale

389

3,830

Inventory, Real Estate

$ 668,961

496,054

$ 410,297

Schedule of Inventory, Current [Table Text Block]

A summary of inventory is as follows (in thousands):

	December 31, 2018		December 31, 2017
Homes completed or under construction	$	268,763	$	170,071
Land and lots - developed and under development	399,809		322,153
Land held for sale	389		3,830
Total inventory	$	668,961	$	496,054

Real Estate Inventory, Capitalized Interest Costs [Roll Forward]

A summary of interest costs incurred, capitalized and expensed is as follows (in thousands):

	Years Ended December 31,
	2018			2017			2016
Interest capitalized at beginning of year	$	10,474		$	9,417		$	9,085
Interest incurred	9,003			4,456			3,218
Interest charged to cost of revenues	(4,697		)	(3,399		)	(2,886		)
Interest capitalized at end of year	$	14,780		$	10,474		$	9,417

Real Estate Inventory, Capitalized Interest Costs

$ 14,780

10,474

9,417

$ 9,085

Real Estate Inventory, Capitalized Interest Costs Incurred

9,003

4,456

3,218

Real Estate Inventory, Capitalized Interest Costs, Cost of Sales

$ 4,697

$ 3,399

$ 2,886