Cost of Contracts, net (Tables)

12 Months Ended

Dec. 31, 2015

Other Deferred Costs, Net [Abstract]

Schedule of cost of contracts, net

Cost of contracts, net is comprised of the following:

	December 31,
(millions)	2015			2014
Cost of contracts	$	31.3		$	28.3
Accumulated amortization	(19.4		)	(17.8		)
Cost of contracts, net	$	11.9		$	10.5

Schedule of expected future amortization of cost of contracts

The expected future amortization of cost of contracts is as follows:

(millions)	Cost of Contract
2016	$	3.2
2017	3.0
2018	2.5
2019	1.6
2020	0.6
2021 and Thereafter	1.0
Total	$	11.9