Consolidated Statement of Shareholders' Equity (USD $) In Millions, except Share data, unless otherwise specified	Total	Common Stock	Additional Paid-In Capital	Retained (Deficit) Earnings	Treasury Stock	Accumulated Other Comprehensive (Loss) Income	Noncontrolling Interest
Beginning balance at Dec. 31, 2011	$ 65.5	$ 13.8	$ 70.3	$ 10.4	$ (20.6)	$ (8.4)	$ 0
Beginning balance (in shares) at Dec. 31, 2011		13,813,774
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	33.4			31.8		1.6
Share-based compensation	2.6		2.6
Restricted stock awards and options exercised (in shares)		258,000
Restricted stock awards and options exercised	0	0.3	(0.3)
Common stock award (in shares)		31,606
Common stock award	0.6	0	0.6
Restricted stock cancelled (in shares)		(32,375)
Restricted stock cancelled	0	0	0
Purchase of treasury stock	(4.0)				(4.0)
Exercise of stock options (in shares)		38,250
Exercise of stock options	0.5	0	0.5
Income tax effect of share-based compensation exercises and vesting	0.4		0.4
Income tax effect of suspended benefits from share-based compensation	2.8		2.8
Ending balance at Dec. 31, 2012	101.8	14.1	76.9	42.2	(24.6)	(6.8)	0
Ending balance (in shares) at Dec. 31, 2012		14,109,255
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	54.1			43.4		10.2	0.5
Share-based compensation	4.1		4.1	0
Restricted stock awards and options exercised (in shares)		204,650
Restricted stock awards and options exercised	0	0.2	(0.2)
Restricted stock cancelled (in shares)		(4,000)
Restricted stock cancelled	0	0	0
Performance shares issued (in shares)		14,000
Performance shares issued	0.4	0	0.4
Capital contribution from non-controlling interest	5.0		0.5				4.5
Purchase of treasury stock	(2.2)				(2.2)
Exercise of stock options (in shares)		40,334
Exercise of stock options	0.4	0.1	0.3
Income tax effect of share-based compensation exercises and vesting	0.4		0.4
Ending balance at Dec. 31, 2013	164.0	14.4	82.4	85.6	(26.8)	3.4	5.0
Ending balance (in shares) at Dec. 31, 2013		14,364,239
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	29.5			45.6		(17.4)	1.3
Share-based compensation	5.8		5.8	0
Restricted stock awards and options exercised (in shares)		140,250
Restricted stock awards and options exercised	0	0.1	(0.1)
Restricted stock cancelled (in shares)		(4,668)
Restricted stock cancelled	(0.1)	0	(0.1)
Performance shares issued (in shares)		14,000
Performance shares issued	0.7	0	0.7
Dividends	(4.7)			(4.7)
Purchase of treasury stock	(4.4)				(4.4)
Exercise of stock options (in shares)	2,500
Income tax effect of share-based compensation exercises and vesting	1.1		1.1
Ending balance at Dec. 31, 2014	$ 191.9	$ 14.5	$ 89.8	$ 126.5	$ (31.2)	$ (14.0)	$ 6.3
Ending balance (in shares) at Dec. 31, 2014		14,513,821