Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
OPERATING ACTIVITIES
Net income	$ 22.3	$ 13.4
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	9.5	8.3
Debt extinguishment costs	0	0.3
Share-based compensation	2.4	1.2
Changes in operating assets and liabilities, excluding business acquisitions:
Accounts receivable	(5.8)	(12.6)
Inventories and other current assets	(3.3)	(10.0)
Accounts payable and accrued expenses	6.6	20.8
Other	2.1	(2.3)
Net cash provided by operating activities	33.8	19.1
INVESTING ACTIVITIES
Purchases of property, plant and equipment	(16.0)	(6.9)
Proceeds from sale and leaseback transactions	3.1	0
Business acquisitions, net of cash acquired	(20.8)	(96.7)
Net cash used by investing activities	(33.7)	(103.6)
FINANCING ACTIVITIES
Proceeds from term loans and other debt	0	25.0
Payments on term loans and other debt	(2.0)	(1.6)
Proceeds from (payments on) revolving credit facility, net	15.9	27.3
Bank debt issue costs	0	(0.9)
Issuance of common stock under stock option plan	0.2	1.1
Purchase of treasury stock	(1.5)	(1.0)
Net cash provided by financing activities	12.6	49.9
Effect of exchange rate changes on cash	(0.9)	0
Increase (decrease) in cash and cash equivalents	11.8	(34.6)
Cash and cash equivalents at beginning of period	44.4	78.0
Cash and cash equivalents at end of period	56.2	43.4
Income taxes paid	14.2	3.6
Interest paid	$ 12.3	$ 11.7