RELATED-PARTY TRANSACTIONS (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended			3 Months Ended	12 Months Ended	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014 Parent	Mar. 31, 2014 Manager	Dec. 31, 2013 Manager	Mar. 31, 2014 Employees Unsecured promissory notes	Mar. 31, 2013 Employees Unsecured promissory notes	Dec. 31, 2013 Employees Unsecured promissory notes	Mar. 31, 2014 Australian JV	Dec. 31, 2013 Australian JV
Related-party transactions
Expenses for use of the aircraft				$ 158	$ 58
Unsecured promissory notes from employees						145		831
Fixed and variable interest rates (as a percent)						4.75%
Principal repayments	686	383				686	383
Interest income recognized						4	11
Due to related party									1,467	1,145
Due from related party			$ 219