Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Assets
Cash and cash equivalents	$ 30,606	$ 37,128
Investments ($1,754 and $1,902 measured at fair value at June 30, 2018 and December 31, 2017, respectively)	3,066	3,214
Real estate and tangible water assets, net	44,311	44,675
Intangible assets	122,790	126,785
Other assets	2,322	2,600
Total assets	203,095	214,402
Liabilities and equity
Deferred compensation	4,196	4,112
Other liabilities	2,555	2,431
Accounts payable and accrued expenses	370	696
Total liabilities	7,121	7,239
Commitments and contingencies
Preferred stock, $0.001 par value; authorized 10,000 shares, none issued
Common stock, $0.001 par value; authorized 100,000 shares, 22,022 issued and 22,020 outstanding at June 30, 2018, and 23,153 issued and 23,152 outstanding at December 31, 2017	22	23
Additional paid-in capital	366,744	379,388
Accumulated deficit	(170,767)	(172,767)
Accumulated other comprehensive income		544
Treasury stock, at cost (common shares: 1 at June 30, 2018 and December 31, 2017)	(25)	(25)
Total shareholders’ equity	195,974	207,163
Total liabilities and shareholders’ equity	$ 203,095	$ 214,402