INCOME TAXES (DETAILS 4) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Movement in Valuation Allowances and Reserves [Roll Forward]
Valuation allowance - beginning of year	$ 40,331
Valuation allowance - end of year	41,100	$ 40,331
Income Tax Expense [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Valuation allowance - beginning of year	40,331	34,865
Valuation allowance - end of year	41,100	40,331
Income Tax Expense [Member] | Operating Loss Carryforwards [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Change in valuation allowance	3,857	6,809
Income Tax Expense [Member] | Foreign Tax Credit [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Change in valuation allowance	(2,775)	(1,573)
Income Tax Expense [Member] | Australian CTA and accruals and other foreign rate differentials [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Change in valuation allowance	(313)	1,001
Income Tax Expense [Member] | Change in investment-related items [Member]
Movement in Valuation Allowances and Reserves [Roll Forward]
Change in valuation allowance	$ 0	$ (771)