XML 87 R85.htm IDEA: XBRL DOCUMENT

SELECTED QUARTERLY INFORMATION - UNAUDITED (Selected Quarterly Information) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Selected Quarterly Financial Information [Abstract]
Total revenue, net	$ 252,176us-gaap_SalesRevenueGoodsNet	$ 229,719us-gaap_SalesRevenueGoodsNet	$ 231,351us-gaap_SalesRevenueGoodsNet	$ 215,059us-gaap_SalesRevenueGoodsNet	$ 220,769us-gaap_SalesRevenueGoodsNet	$ 213,246us-gaap_SalesRevenueGoodsNet	$ 205,547us-gaap_SalesRevenueGoodsNet	$ 196,652us-gaap_SalesRevenueGoodsNet	$ 928,305us-gaap_SalesRevenueGoodsNet	$ 836,214us-gaap_SalesRevenueGoodsNet	$ 830,871us-gaap_SalesRevenueGoodsNet
Gross margin	154,708us-gaap_GrossProfit	143,745us-gaap_GrossProfit	144,375us-gaap_GrossProfit	132,676us-gaap_GrossProfit	136,932us-gaap_GrossProfit	131,479us-gaap_GrossProfit	123,718us-gaap_GrossProfit	117,040us-gaap_GrossProfit
Net income (loss)	$ 17,166us-gaap_NetIncomeLoss	$ 9,807us-gaap_NetIncomeLoss	$ 4,825us-gaap_NetIncomeLoss	$ 2,206us-gaap_NetIncomeLoss	$ 13,771us-gaap_NetIncomeLoss	$ (30,330)us-gaap_NetIncomeLoss	$ 1,520us-gaap_NetIncomeLoss	$ (6,028)us-gaap_NetIncomeLoss	$ 34,004us-gaap_NetIncomeLoss	$ (21,067)us-gaap_NetIncomeLoss	$ 41,204us-gaap_NetIncomeLoss
Basic net income (loss) (USD per share)	$ 0.53	$ 0.30	$ 0.15	$ 0.07	$ 0.46	$ (1.09)	$ 0.05	$ (0.22)
Diluted net income (loss) (USD per share)	$ 0.52	$ 0.30	$ 0.15	$ 0.07	$ 0.45	$ (1.09)	$ 0.05	$ (0.22)

The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period.

+ References+ Details

- Definition

The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References+ Details

- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References+ Details