Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Cash and cash equivalents	$ 58,045	$ 46,846
Receivables, net	335,176	323,439
Inventories	202,053	209,734
Deferred tax asset	10,354	11,596
Prepaid expenses and other current assets	12,800	12,441
Total current assets	618,428	604,056
Property, plant and equipment, net	273,323	253,990
Goodwill	88,320	87,388
Other intangible assets, net	33,745	41,018
Other assets	7,325	8,089
Total assets	1,021,141	994,541
LIABILITIES AND STOCKHOLDERS’ EQUITY
Short-term debt	9,335	2,599
Accounts payable	110,553	114,377
Accrued liabilities	38,167	42,620
Total current liabilities	158,055	159,596
Long-term debt, less current portion	250,798	256,832
Deferred tax liability	44,582	46,348
Other noncurrent liabilities	20,773	18,187
Total liabilities	474,208	480,963
Commitments and contingencies (Note 8)
Common stock, $0.01 par value, 200,000,000 shares authorized and 97,585,862 and 95,733,677 shares issued, respectively	976	957
Paid-in capital	497,310	484,962
Accumulated other comprehensive loss	(11,053)	(734)
Retained earnings	128,054	95,015
Treasury stock, at cost; 10,249,304 and 10,115,951 shares, respectively	(68,354)	(66,622)
Total stockholders’ equity	546,933	513,578
Total liabilities and stockholders' equity	$ 1,021,141	$ 994,541