The Company recognized compensation cost related to its stock-based compensation plans for the three and six months ended April 30, 2017 and 2016 as follows:

		Three Months Ended				Six Months Ended
		April 30,				April 30,
(in thousands)		2017		2016		2017		2016
Omnibus Incentive Plans:
Stock options	$	4,818	$	4,590	$	10,520	$	9,729
Restricted shares		11,549		11,013		23,623		21,951
Phantom stock units		105		97		226		124
Employee Stock Purchase Plans		-		-		176		211
Employee Stock Purchase Incentive Plan		496		328		549		360
Atlanta Capital Plan		855		652		1,710		1,417
Parametric Plan		940		1,790		1,880		2,939
Parametric Phantom Incentive Plan		378		-		756		-
Total stock-based compensation expense	$	19,141	$	18,470	$	39,440	$	36,731

The total income tax benefit recognized for stock-based compensation arrangements was $7.0 million and $6.3 million for the three months ended April 30, 2017 and 2016, respectively, and $14.3 million and $12.3 million for the six months ended April 30, 2017 and 2016, respectively.

Stock option transactions under the Company's 2013 Omnibus Incentive Plan (the 2013 Plan) and predecessor plans for the six months ended April 30, 2017 were as follows:

(share and intrinsic value figures in thousands)	Shares	Weighted-Average Exercise Price		Weighted-Average Remaining Contractual Term (in years)		Aggregate Intrinsic Value
Options outstanding, beginning of period	20,311	$	33.52
Granted	2,886		34.97
Exercised	(1,566)		26.74
Forfeited/expired	(9)		38.65
Options outstanding, end of period	21,622	$	34.20	5.5	$	200,553
Options exercisable, end of period	12,286	$	32.84	3.5	$	135,772
Vested or expected to vest at April 30, 2017	21,561	$	34.20	5.5	$	200,115

The Company received $41.1 million and $21.5 million related to the exercise of options for the six months ended April 30, 2017 and 2016, respectively.

As of April 30, 2017, there was $55.5 million of compensation cost related to unvested stock options granted under the 2013 Plan and predecessor plans not yet recognized. That cost is expected to be recognized over a weighted-average period of 3.1 years.

A summary of the Company's restricted share activity for the six months ended April 30, 2017 under the 2013 Plan and predecessor plans is as follows:

		Weighted-
		Average
		Grant Date
(share figures in thousands)	Shares	Fair Value
Unvested, beginning of period	4,157	$	35.43
Granted	1,685		35.93
Vested	(1,148)		33.00
Forfeited	(36)		35.84
Unvested, end of period	4,658	$	36.21

As of April 30, 2017, there was $127.6 million of compensation cost related to unvested restricted shares granted under the 2013 Plan and predecessor plans not yet recognized. That cost is expected to be recognized over a weighted-average period of 3.2 years.

During the six months ended April 30, 2017, 10,285 phantom stock units were issued to non-employee Directors pursuant to the 2013 Plan. As of April 30, 2017, there was $0.4 million of compensation cost related to unvested phantom stock units granted under the 2013 Plan not yet recognized. That cost is expected to be recognized over a weighted-average period of 1.3 years.