Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2016		Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 192,556		$ 185,919
Restricted cash and cash equivalents (all related to VIEs)	38,005		49,503
Receivables:
Trade	59,042		55,301
Other	14,350		7,885
Inventories	16,690		18,074
Costs and estimated earnings in excess of billings on uncompleted contracts	15,259		25,120
Prepaid expenses and other	44,334		33,334
Total current assets	380,236		375,136
Deposits and other	18,487		17,968
Deferred charges	41,409		42,811
Property, plant and equipment, net	1,562,315		1,559,335
Construction-in-process	241,199		248,835
Deferred financing and lease costs, net	5,131		4,022
Intangible assets, net	24,236		25,875
Total assets	2,273,013	[1]	2,273,982
LIABILITIES AND EQUITY
Accounts payable and accrued expenses	87,511		91,955
Billings in excess of costs and estimated earnings on uncompleted contracts	42,912		33,892
Current portion of long-term debt:
Senior secured notes	29,998		29,930
Other loans	21,495		21,495
Full recourse	11,229		11,229
Total current liabilities	193,145		188,501
Long-term debt, net of current portion:
Senior secured notes (less deferred financing costs of $10,265 and $10,852, respectively)	279,971		294,476
Other loans (less deferred financing costs of $6,937 and $7,492, respectively)	265,696		275,888
Senior unsecured bonds (plus unamortized premium based upon 7% of $359 and $513, respectively and less deferred financing costs of $195 and $283, respectively)	249,632		249,698
Other loans (less deferred financing costs of $348 and $435, respectively)	13,161		18,687
Accumulated losses of unconsolidated company in excess of investment	15,347		8,100
Liability associated with sale of tax benefits	2,064		11,665
Deferred lease income	56,925		58,099
Deferred income taxes	21,907		32,654
Liability for unrecognized tax benefits	9,974		10,385
Liabilities for severance pay	19,026		19,323
Asset retirement obligation	21,677		20,856
Other long-term liabilities	7,053		1,776
Total liabilities	1,155,578		1,190,108
Commitments and contingencies (Note 10)
Equity:
Common stock, par value $0.001 per share; 200,000,000 shares authorized; 49,566,867 and 49,107,901 shares issued and outstanding as of June 30, 2016 and December 31, 2015, respectively	49		49
Additional paid-in capital	856,827		849,223
Retained earnings	183,018		148,396
Accumulated other comprehensive income	(12,838)		(7,667)
	1,027,056		990,001
Noncontrolling interest	90,379		93,873
Total equity	1,117,435		1,083,874
Total liabilities and equity	$ 2,273,013		$ 2,273,982

[1] Including unconsolidated investments