Debt (Tables)

3 Months Ended

Mar. 31, 2014

Debt Disclosure [Abstract]

Schedule of debt outstanding

OneBeacon's debt outstanding as of March 31, 2014 and December 31, 2013 consisted of the following:

	March 31, 2014			December 31, 2013
	($ in millions)
Senior unsecured notes, at face value	$	275.0		$	275.0
Unamortized original issue discount	(0.3		)	(0.3		)
Senior unsecured notes, carrying value	$	274.7		$	274.7