CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Operating activities:
Net income (loss)	$ (3,329)	$ 1,614
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Provision for deferred income taxes	0	3,442
Depreciation and amortization expense	76	303
Stock-based compensation expense	425	1,295
Loss (gain) on sale or impairment of investments	1,304	(8,722)
Net (income) loss from discontinued operations, net	(43)	5,645
Gain on sale of property, plant and equipment	0	(165)
Changes in assets and liabilities, net of effects of acquisitions and dispositions:
Notes and other receivables	1,065	1,619
Real estate, water, and intangible assets	5,246	13,027
Income taxes	0	(275)
Other assets	30	32
Deferred compensation	(2,247)	(7,500)
Accounts payable and accrued expenses	816	(10,714)
Other operating activities, net	6	54
Cash provided by (used in) operating activities - continuing operations	3,349	(345)
Cash used in operating activities - discontinued operations	(313)	(9,728)
Net cash provided by (used in) operating activities	3,036	(10,073)
Investing activities:
Proceeds from the sale of investments	0	197,848
Proceeds from maturity of investments	80	139,912
Purchases of investments	0	(270,317)
Proceeds from the sale of property, plant and equipment	0	470
Purchases of property, plant and equipment	(18)	(5)
Cash provided by investing activities - continuing operations	62	67,908
Cash provided by investing activities - discontinued operations	0	47,173
Net cash provided by investing activities	62	115,081
Financing activities:
Special dividend paid	0	(115,860)
Payment of withholding taxes on exercise of restricted stock units	(55)	(672)
Purchases of treasury stock	(27,621)	(690)
Cash used in financing activities - continuing operations	(27,676)	(117,222)
Cash used in financing activities - discontinuing operations	0	(11,638)
Net cash used in financing activities	(27,676)	(128,860)
Net decrease in cash and cash equivalents	(24,578)	(23,852)
Cash and cash equivalents, beginning of year	37,128	60,980
Cash and cash equivalents, end of year	12,550	37,128
Cash paid (received) during the year for:
Payment (refund) of federal and state income taxes	53	(367)
Non-cash investing and financing activities:
Issuance of common stock for vested restricted stock units	263	1,824
Fair value of common stock of Century received in the sale of UCP, Inc.		60,044
Distribution of debt and equity securities in satisfaction of deferred compensation liability (including 1,375 and 53,996 shares of treasury stock in 2018 and 2017, respectively)	$ 1,866	$ 15,709