CONSOLIDATED STATEMENTS OF INCOME (Unaudited) (Parenthetical) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
REVENUES
Premiums earned, affiliated	$ 141,715	$ 137,419
Other income, affiliated	123	657
LOSSES AND EXPENSES
Losses and settlement expenses, affiliated	85,258	75,272
Amortization of deferred policy acquisition costs, affiliated	26,118	25,212
Other expense, affiliated	$ 437	$ 441