SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Details) - Allowance for Deferred Tax Assets [Member] - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	$ 123,466,000	$ 100,026,000	$ 85,420,000
Additions Charged to Costs and Expense	0	0	0
Additions Charged to Other Accounts	20,143,000	23,440,000	14,606,000
Deductions	0	0	0
Balance at End of Year	$ 143,609,000	$ 123,466,000	$ 100,026,000