Income Taxes (Tables)

6 Months Ended

Jun. 30, 2017

Income Tax Disclosure [Abstract]

Schedule of the provision for income taxes

The provision for income taxes is comprised of the following:

	Three Months Ended June 30,				Six Months Ended June 30,
	2017		2016		2017		2016
Current expense	$	18,300	$	32,483	$	31,260	$	43,124
Deferred expense	7,868		7,227		12,026		20,624
Total income tax provision	$	26,168	$	39,710	$	43,286	$	63,748

Schedule of reconciliation between the statutory federal income tax rate and the Company's effective federal income tax rate

The following table presents a reconciliation between the statutory federal income tax rate and the Company’s effective income tax rate:

	Six Months Ended June 30,
	2017		2016
Statutory federal income tax rate	35.0	%	35.0	%
Income tax effect of:
Investment income not subject to federal tax	(3.4	)%	(2.7	)%
Tax credits	(0.6	)%	(8.8	)%
State income taxes, net of federal benefit	2.5	%	2.8	%
Other, net	0.3	%	0.7	%
Effective income tax rate	33.8	%	27.0	%