Stock-Based Compensation (Tables)

3 Months Ended

Dec. 31, 2019

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Share-based Payment Arrangement, Activity [Table Text Block]

A summary of the stock-based awards granted during the three month periods ended December 31, 2019 and 2018 is presented below:

	Three Months Ended December 31,
	2019			2018
	Number Granted	Weighted Average Grant Date Fair Value		Number Granted	Weighted Average Grant Date Fair Value
Stock options	1,302,729	$	7.29	1,713,733	$	5.56
Restricted stock/units	1,695,130	41.78		2,143,457	33.39
Performance shares	464,234	42.53		574,716	36.28

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Three Months Ended December 31,
	2019	2018
Expected life of option (years)	6.5	6.4
Risk-free interest rate	1.67%	2.77%
Expected volatility of the Company’s stock	22.4%	21.8%
Expected dividend yield on the Company’s stock	2.49%	3.29%

Schedule of share-based payment award, performance share, valuation assumptions [Table Text Block]

	Three Months Ended December 31,
	2019	2018
Risk-free interest rate	1.60%	2.76%
Expected volatility of the Company’s stock	21.8%	22.9%