Stockholders' Equity and Earnings per Share (Tables)

3 Months Ended

Dec. 31, 2016

Equity [Abstract]

Schedule of weighted average number of common shares outstanding

	Three months ended December 31,
(in thousands)	2016	2015
Weighted average common shares outstanding - basic	218,661	206,180
Dilutive effect of stock options, restricted stock, and restricted stock units	3,318	3,858
Dilutive effect of Warrants	—	16,680
Weighted average common shares outstanding - diluted	221,979	226,718