CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Investments:
Debt securities, available-for-sale, at amortized cost	$ 434,667	$ 422,300
Total investments (including $0,000 and $26,284 related to the VIE, respectively)	451,270	444,021
Cash and cash equivalents (including $0 and $14,211 related to the VIE, respectively)	55,591	86,228
Premiums Receivable, Allowance for Doubtful Accounts	72	70
Premiums receivable, net of allowance of $72 and $70, respectively (including $0 and $1,184 related to the VIE, respectively)	45,667	46,393
Other assets (including $0 and $2,322 related to the VIE, respectively)	10,130	13,403
Debt Issuance Costs, Net	$ 672	$ 749
Other liabilities
Preferred Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Preferred Stock, Shares Authorized	1,000,000	1,000,000
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	25,000,000	25,000,000
Common stock, shares issued (in shares)	12,719,000	12,988,000
Common Stock, Shares, Outstanding	12,718,953	12,988,247
Monarch Delaware - Variable Interest Entity
Investments:
Total investments (including $0,000 and $26,284 related to the VIE, respectively)	$ 0	$ 26,284
Cash and cash equivalents (including $0 and $14,211 related to the VIE, respectively)	0	14,211
Premiums receivable, net of allowance of $72 and $70, respectively (including $0 and $1,184 related to the VIE, respectively)	0	1,184
Allowance for doubtful accounts, premiums and other receivables	0	1,184
Other assets (including $0 and $2,322 related to the VIE, respectively)	$ 0	$ 2,322