Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2018

Share repurchases under our authorizations were as follows:



	Repurchases Occurring in 2018			Cumulative Repurchases as of December 31, 2018
	Shares	Average Price		Shares	Average Price
Share Repurchase Authorization	2,112,370	$	84.72	3,155,095	$	84.43

The following is a summary of our repurchases in the years ended December 31, 2018, 2017 and 2016:



Year Ended December 31,	2018		2017		2016
Shares repurchased pursuant to repurchase authorizations	2,112,370		329,000		1,312,848
Total purchase price (in millions)	$	179.0	$	30.5	$	104.4
Average purchase price per share	$	84.72	$	92.79	$	79.50
Shares repurchased in association with tax withholdings on the vesting of RSUs	30,119		32,457		94,826

We declared and paid dividends on our Class A and Class B Common Stock as follows:



Quarter declared	Dividend amount per Class A and Class B share		Total amount of dividends paid (in millions)
2016
First quarter	$	0.20	$	5.1
Second quarter	0.25		6.4
Third quarter	0.25		6.3
Fourth quarter	0.25		6.3
2017
First quarter	$	0.25	$	6.3
Second quarter	0.27		6.8
Third quarter	0.27		6.7
Fourth quarter	0.27		6.7
2018
First quarter	$	0.27	$	6.7
Second quarter	0.29		7.2
Third quarter	0.29		7.0
Fourth quarter	0.29		6.8

The reclassification from accumulated other comprehensive loss was as follows (in millions):



Year Ended December 31,	2018		2017		2016			Affected Line Item in the Consolidated Statement of Operations
Loss on cash flow hedges	$	—	$	—	$	(0.2	)	Floor plan interest expense
Income tax benefits	—		—		0.1			Income tax provision
Loss on cash flow hedges, net	$	—	$	—	$	(0.1	)