Income Taxes (Tables)

9 Months Ended

Dec. 31, 2016

Income Tax Disclosure [Abstract]

Differences Between Statutory Income Tax Rate and Effective Tax Rates

The significant differences between the statutory tax rate and effective tax rate for the three and nine months ended December 31, 2016 and 2015 were as follows:

	For the Three Months Ended December 31,							For the Nine Months Ended December 31,
		2016			2015				2016			2015
Statutory income tax rate		35.0		%	35.0		%		35.0		%	35.0		%
Increase resulting from:
Credits		(1.2	)		(1.7	)			(1.2	)		(1.5	)
State taxes, net		3.3			3.2				3.3			3.4
Permanent differences		2.7			3.2				2.7			3.4
Other		0.4			-				0.2			0.2
Effective tax rate		40.2		%	39.7		%		40.0		%	40.5		%