Other Assets (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2017	Dec. 31, 2016
Prepaid Expense		$ 13,267	$ 10,669
Deposits		877	5,322
Reinsurance Receivables, net	[1]	14,014	5,187
Loan Receivable		0	3,700	[2]
Tax receivables		1,457	3,267
Miscellaneous Receivables		19,565	0
Interest and dividends receivable		1,021	718
Deferred acquisition costs	[1]	1,978	677
Deferred rent asset		0	52
Short term bridge loan	[3]	19,851	4,476
Other Assets, Miscellaneous		16,238	4,338
Other Assets		$ 88,268	$ 38,406
Loans
Effective interest rate			12.00%
Loans | Hollenfels [Member] | Minimum
Effective interest rate		8.00%	8.00%
Loans | Hollenfels [Member] | Maximum
Effective interest rate		8.50%	8.50%

[1] Balances relate to the Company's reinsurance business entered into during 2016 (See Note 17).

[2] As of December 31, 2016, the maturity was August 2017 with interest rate of 12%.

[3] As of December 31, 2017, the maturity is January 2024, with interest rate of 8% for the first five years and 8.5% for the remainder of the term, related to the Company's commercial reinsurance activities. As of December 31, 2016, the maturity is January 2024, with interest rate of 8% for the first five years and 8.5% for the remainder of the term, related to the Company's commercial reinsurance activities.