Income Taxes (Tables)

3 Months Ended

Jun. 30, 2017

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 months ended June 30, 2017 and 2016 were as follows:

	For the Three Months Ended June 30,
		2017			2016
Statutory income tax rate		35.0		%	35.0		%
Increase resulting from:
Excess tax benefits from stock-based awards		(49.8	)		—
Credits		(1.2	)		(1.3	)
State taxes, net		3.5			3.4
Permanent differences		1.8			2.7
Other		0.1			(0.1	)
Effective tax rate		(10.6	)	%	39.7		%