Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Net Carrying Amount of Other Intangible Assets

The following table is a summary of the net carrying amount of other intangible assets as of September 30, 2016 and 2015, and December 31, 2015:



($ in millions)	September 30, 2016		September 30, 2015		December 31, 2015
Intangible assets subject to amortization	$	435.9	$	498.1	$	482.5
Indefinite-lived intangible assets¹	12.4		12.4		12.4
Total	$	448.3	$	510.5	$	494.9

¹Indefinite-lived intangible assets are comprised of state insurance and agent licenses. State insurance licenses were previously subject to amortization under

superseded accounting guidance and have $0.6 million of accumulated amortization for all periods presented.

Intangible Assets Subject to Amortization

Intangible assets subject to amortization consisted of the following:



(millions)	September 30, 2016						September 30, 2015						December 31, 2015
Category	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Policies in force	$	256.2	$	55.0	$	201.2	$	256.2	$	18.3	$	237.9	$	256.2	$	27.5	$	228.7
Agency relationships	159.2		17.1		142.1		159.2		5.7		153.5		159.2		8.5		150.7
Software rights	79.1		16.1		63.0		79.1		5.5		73.6		79.1		8.2		70.9
Trade name	34.8		5.2		29.6		34.8		1.7		33.1		34.8		2.6		32.2
Total	$	529.3	$	93.4	$	435.9	$	529.3	$	31.2	$	498.1	$	529.3	$	46.8	$	482.5

Amortization expense was $15.5 million and $46.6 million for the three and nine months ended September 30, 2016 and $15.5 million and $31.2 million for the three and nine months ended September 30, 2015; there was no amortization expense incurred in the first quarter 2015.