Commitments, Contingencies and Off-Balance Sheet Arrangements (Tables)

12 Months Ended

Dec. 31, 2014

Commitments and Contingencies Disclosure [Abstract]

Contractual Obligations

Our future minimum cash payments, including interest, associated with our contractual obligations pursuant to the note purchase agreements and Credit Agreement, Premium Financing Debt Facility, operating leases and purchase commitments at December 31, 2014 were as follows (in millions):

	Payments Due by Period
Contractual Obligations	2015			2016			2017			2018			2019		Thereafter		Total
Note purchase agreements	$	—		$	50.0		$	300.0		$	100.0		$	100.0	$	1,575.0	$	2,125.0
Credit Agreement		140.0			—			—			—			—		—		140.0
Premium Financing Debt Facility		127.9			—			—			—			—		—		127.9
Interest on debt		100.9			100.4			97.5			77.5			73.2		323.9		773.4
Total debt obligations		368.8			150.4			397.5			177.5			173.2		1,898.9		3,166.3
Operating lease obligations		99.0			81.7			68.7			49.8			38.8		131.3		469.3
Less sublease arrangements		(1.4	)		(0.7	)		(0.3	)		(0.1	)		—		—		(2.5	)
Outstanding purchase obligations		29.7			5.4			0.9			0.3			—		—		36.3
Total contractual obligations	$	496.1		$	236.8		$	466.8		$	227.5		$	212.0	$	2,030.2	$	3,669.4

Off-Balance Sheet Commitments

Off-Balance Sheet Commitments - Our total unrecorded commitments associated with outstanding letters of credit, financial guarantees and funding commitments at December 31, 2014 were as follows (in millions):

													Total
	Amount of Commitment Expiration by Period												Amounts
Off-Balance Sheet Commitments	2015		2016		2017		2018		2019		Thereafter		Committed
Letters of credit	$	—	$	—	$	—	$	—	$	—	$	22.6	$	22.6
Financial guarantees		0.8		0.8		0.8		0.8		0.9		16.5		20.6
Funding commitments		—		—		—		—		—		2.9		2.9
Total commitments	$	0.8	$	0.8	$	0.8	$	0.8	$	0.9	$	42.0	$	46.1

Outstanding Letters of Credit and Funding Commitments

Our commitments associated with outstanding letters of credit, financial guarantees and funding commitments at December 31, 2014 were as follows (all dollar amounts in table are in millions):

Description, Purpose and Trigger	Collateral	Compensation to Us	Maximum Exposure		Liability Recorded
Venture capital funds
Funding commitment to two funds - $1.5 million and $1.4 million expire in 2019 and 2023, respectively Trigger - Agreed conditions met	None	None	$	2.9	$	—
Other
Credit support under letters of credit for deductibles due by us on our own insurance coverages - expires after 2019 Trigger - We do not reimburse the insurance companies for deductibles the insurance companies advance on behalf of us	None	None		11.3		9.7
Credit enhancement under letters of credit for our captive insurance operations to meet minimum statutory capital requirements - expires after 2019 Trigger - Dissolution or catastrophic financial results of the operation	None	Reimbursement of LOC fees		6.3		—
Credit support under letters of credit for clients’ claim funds held by our Bermuda captive insurance operation in a fiduciary capacity - expires after 2019 Trigger - Investments fall below prescribed levels	None	Reimbursement of LOC fees		5.0		—
Financial guarantee of a mortgage loan to a U.K.-based employee - expires when mortgage balance is reduced to $6.4 million Trigger - Default on mortgage payments	(1)	None		9.1		—
Financial guarantees of loans to 37 Canadian-based employees - expires when loan balances are reduced to zero from 2017 through 2029 - Principal and interest payments are paid quarterly Trigger - Default on loan payments	(2)	None		11.5		—
			$	46.1	$	9.7

(1) The guarantee has no collateral. The mortgage loan has a lien on real property with an appraised value of approximately $11.0 million.

(2) The guarantees are collateralized by shares in minority holdings of our Canadian operating companies.