Credit Facility	3 Months Ended
Mar. 31, 2018
Debt Disclosure [Abstract]
Credit Facility	CREDIT FACILITY On February 2, 2016, the Company, as borrower, entered into a Credit Agreement (the "Credit Agreement") by and among the Company, with the lenders from time to time party thereto and KeyBank National Association ("Key Bank"), as administrative agent, swingline lender and letter of credit issuer. The Credit Agreement provides for a $50,000 four-year unsecured revolving credit facility that includes a $20,000 letter of credit subfacility and a swingline subfacility in the amount up to $5,000. The Credit Agreement allows the Company to increase the aggregate amount of the commitments thereunder by up to $100,000, provided that no event of default has occurred and is continuing and certain other conditions are satisfied. The Credit Agreement is available for the Company's general corporate purposes, including liquidity, acquisitions and working capital. All unpaid principal and accrued interest under the Credit Agreement is due and payable in full at maturity on February 2, 2020. Based on the type of loan, advances under the Credit Agreement would bear interest on either the London interbank offered rate ("LIBOR") or a base rate plus, in each case, a calculated margin amount. The unused commitments under the Credit Agreement will be subject to a commitment fee that will be calculated at a per annum rate. The applicable margins for borrowings under the Credit Agreement and the commitment fee thereunder will be determined by reference to a pricing grid based on the Company’s issuer credit rating by A.M. Best Company, Inc. The Credit Agreement contains customary representations, conditions to borrowing, covenants and events of default, including certain covenants that limit or restrict, subject to certain exceptions, the ability of the Company and its subsidiaries to sell or transfer assets, enter into a merger or consolidate with another company, create liens, impose restrictions on subsidiary dividends, enter into sale-leaseback transactions, make investments or acquisitions, enter into certain reinsurance agreements, pay dividends during any period of default, enter into transactions with affiliates, change the nature of its business, or incur indebtedness. The Credit Agreement also includes financial covenants that require the Company to (i) maintain a minimum consolidated net worth, (ii) maintain a minimum consolidated statutory surplus and (iii) not exceed a 0.35 to 1.0 debt to total capitalization ratio. There was no outstanding balance on the Credit Agreement at March 31, 2018 and 2017, respectively. For the three-month periods ended March 31, 2018 and 2017, we did not incur any interest expense related to either credit facility. We were in compliance with all covenants of the Credit Agreement at March 31, 2018.

CREDIT FACILITY

On February 2, 2016, the Company, as borrower, entered into a Credit Agreement (the "Credit Agreement") by and among the Company, with the lenders from time to time party thereto and KeyBank National Association ("Key Bank"), as administrative agent, swingline lender and letter of credit issuer. The Credit Agreement provides for a $50,000 four-year unsecured revolving credit facility that includes a $20,000 letter of credit subfacility and a swingline subfacility in the amount up to $5,000. The Credit Agreement allows the Company to increase the aggregate amount of the commitments thereunder by up to $100,000, provided that no event of default has occurred and is continuing and certain other conditions are satisfied.

The Credit Agreement is available for the Company's general corporate purposes, including liquidity, acquisitions and working capital. All unpaid principal and accrued interest under the Credit Agreement is due and payable in full at maturity on February 2, 2020. Based on the type of loan, advances under the Credit Agreement would bear interest on either the London interbank offered rate ("LIBOR") or a base rate plus, in each case, a calculated margin amount.

The unused commitments under the Credit Agreement will be subject to a commitment fee that will be calculated at a per annum rate. The applicable margins for borrowings under the Credit Agreement and the commitment fee thereunder will be determined by reference to a pricing grid based on the Company’s issuer credit rating by A.M. Best Company, Inc.

The Credit Agreement contains customary representations, conditions to borrowing, covenants and events of default, including certain covenants that limit or restrict, subject to certain exceptions, the ability of the Company and its subsidiaries to sell or transfer assets, enter into a merger or consolidate with another company, create liens, impose restrictions on subsidiary dividends, enter into sale-leaseback transactions, make investments or acquisitions, enter into certain reinsurance agreements, pay dividends during any period of default, enter into transactions with affiliates, change the nature of its business, or incur indebtedness. The Credit Agreement also includes financial covenants that require the Company to (i) maintain a minimum consolidated net worth, (ii) maintain a minimum consolidated statutory surplus and (iii) not exceed a 0.35 to 1.0 debt to total capitalization ratio.

There was no outstanding balance on the Credit Agreement at March 31, 2018 and 2017, respectively. For the three-month periods ended March 31, 2018 and 2017, we did not incur any interest expense related to either credit facility. We were in compliance with all covenants of the Credit Agreement at March 31, 2018.