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Insurance Operations - Beginning and Ending Balances and Changes in DPAC (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Insurance [Abstract]
DPAC, beginning of period	$ 64,912	$ 60,019
Capitalized Costs	33,756	30,735
Amortization of DPAC	(32,144)	(29,596)
DPAC, end of period	$ 66,524	$ 61,158

X

- Definition

Amount of expense related to deferred policy acquisition costs.

+ References

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-Publisher FASB
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- Definition

Net amount of deferred policy acquisition costs capitalized on contracts remaining in force as of the balance sheet date.

+ References

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- Definition

Total amount of policy acquisition costs capitalized during the income statement period.

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