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Guarantor and Non-Guarantor Financial Statements (Details) (USD $) | 3 Months Ended | 12 Months Ended |  | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Dec. 31, 2012 | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2011 | Sep. 30, 2011 | Jun. 30, 2011 | Mar. 31, 2011 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009 | Dec. 31, 2012 Parent | Dec. 31, 2011 Parent | Dec. 31, 2010 Parent | Dec. 31, 2012 Guarantor Subsidiaries | Dec. 31, 2011 Guarantor Subsidiaries | Dec. 31, 2010 Guarantor Subsidiaries | Dec. 31, 2012 Non-Guarantor Subsidiaries | Dec. 31, 2011 Non-Guarantor Subsidiaries | Dec. 31, 2010 Non-Guarantor Subsidiaries | Dec. 31, 2012 Consolidating Adjustments | Dec. 31, 2011 Consolidating Adjustments | Dec. 31, 2010 Consolidating Adjustments | Dec. 31, 2012 Senior Notes | May 23, 2012 Senior Notes
Condensed Financial Statements [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Principal amount of notes | $ 225,000,000 |  |  |  | $ 0 |  |  |  | $ 225,000,000 | $ 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 225,000,000
Ownership interest by parent | 100.00% |  |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Current assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents | 273,400,000 |  |  |  | 49,800,000 |  |  |  | 273,400,000 | 49,800,000 | 135,600,000 |  | 5,000,000 | 5,000,000 |  | 5,000,000 |  | 266,000,000 | 43,000,000 |  | 129,600,000 |  | 2,400,000 | 1,800,000 |  | 1,000,000 |  | 0 | 0 | 0 |  |
Short-term investments | 85,000,000 |  |  |  | 0 |  |  |  | 85,000,000 | 0 |  |  | 0 |  |  |  |  | 85,000,000 |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |
Receivables: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trade, less allowance for doubtful receivables | 123,800,000 |  |  |  | 98,900,000 |  |  |  | 123,800,000 | 98,900,000 |  |  | 0 | 0 |  |  |  | 121,500,000 | 96,000,000 |  |  |  | 2,300,000 | 2,900,000 |  |  |  | 0 | 0 |  |  |
Intercompany receivables | 0 |  |  |  | 0 |  |  |  | 0 | 0 |  |  | 0 | 0 |  |  |  | (10,300,000) | 2,300,000 |  |  |  | 400,000 | 200,000 |  |  |  | 9,900,000 | (2,500,000) |  |  |
Other | 3,400,000 |  |  |  | 1,200,000 |  |  |  | 3,400,000 | 1,200,000 |  |  | 0 | 0 |  |  |  | 1,300,000 | 800,000 |  |  |  | 2,100,000 | 400,000 |  |  |  | 0 | 0 |  |  |
Inventories | 186,000,000 |  |  |  | 205,700,000 |  |  |  | 186,000,000 | 205,700,000 |  |  | 0 | 0 |  |  |  | 178,700,000 | 196,600,000 |  |  |  | 7,300,000 | 9,100,000 |  |  |  | 0 | 0 |  |  |
Prepaid expenses and other current assets | 70,100,000 |  |  |  | 78,900,000 |  |  |  | 70,100,000 | 78,900,000 |  |  | 0 | 6,900,000 |  |  |  | 68,100,000 | 71,000,000 |  |  |  | 2,000,000 | 1,000,000 |  |  |  | 0 | 0 |  |  |
Total current assets | 741,700,000 |  |  |  | 434,500,000 |  |  |  | 741,700,000 | 434,500,000 |  |  | 5,000,000 | 11,900,000 |  |  |  | 710,300,000 | 409,700,000 |  |  |  | 16,500,000 | 15,400,000 |  |  |  | 9,900,000 | (2,500,000) |  |  |
Investments in and advances to unconsolidated affiliates | 0 |  |  |  | 0 |  |  |  | 0 | 0 |  |  | 1,284,100,000 | 1,036,900,000 |  |  |  | 7,400,000 | 5,800,000 |  |  |  | 0 | 0 |  |  |  | (1,291,500,000) | (1,042,700,000) |  |  |
Property, plant, and equipment — net | 384,300,000 |  |  |  | 367,800,000 |  |  |  | 384,300,000 | 367,800,000 |  |  | 0 | 0 |  |  |  | 371,800,000 | 355,900,000 |  |  |  | 12,500,000 | 11,900,000 |  |  |  | 0 | 0 |  |  |
Long-term intercompany receivables | 0 |  |  |  | 0 |  |  |  | 0 | 0 |  |  | 163,700,000 | 0 |  |  |  | 400,000 | 22,000,000 |  |  |  | 6,400,000 | 2,500,000 |  |  |  | (170,500,000) | (24,500,000) |  |  |
Net asset in respect of VEBA | 365,900,000 |  |  |  | 144,700,000 |  |  |  | 365,900,000 | 144,700,000 |  |  | 0 | 0 |  |  |  | 365,900,000 | 144,700,000 |  |  |  | 0 | 0 |  |  |  | 0 | 0 |  |  |
Deferred tax assets — net | 102,000,000 |  |  |  | 226,900,000 |  |  |  | 102,000,000 | 226,900,000 |  |  | 0 | 0 |  |  |  | 93,400,000 | 218,900,000 |  |  |  | (800,000) | (600,000) |  |  |  | 9,400,000 | 8,600,000 |  |  |
Intangible assets — net | 35,400,000 |  |  |  | 37,200,000 |  |  |  | 35,400,000 | 37,200,000 |  |  | 0 | 0 |  |  |  | 35,400,000 | 37,200,000 |  |  |  | 0 | 0 |  |  |  | 0 | 0 |  |  |
Goodwill | 37,200,000 |  |  |  | 37,200,000 |  |  |  | 37,200,000 | 37,200,000 |  |  | 0 | 0 |  |  |  | 37,200,000 | 37,200,000 |  |  |  | 0 | 0 |  |  |  | 0 | 0 |  |  |
Other assets | 86,000,000 |  |  |  | 72,300,000 |  |  |  | 86,000,000 | 72,300,000 |  |  | 64,000,000 | 50,200,000 |  |  |  | 19,200,000 | 19,200,000 |  |  |  | 3,000,000 | 2,900,000 |  |  |  | (200,000) | 0 |  |  |
Total | 1,752,500,000 |  |  |  | 1,320,600,000 |  |  |  | 1,752,500,000 | 1,320,600,000 | 1,318,900,000 |  | 1,516,800,000 | 1,099,000,000 |  |  |  | 1,641,000,000 | 1,250,600,000 |  |  |  | 37,600,000 | 32,100,000 |  |  |  | (1,442,900,000) | (1,061,100,000) |  |  |
Current liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts payable | 62,500,000 |  |  |  | 62,200,000 |  |  |  | 62,500,000 | 62,200,000 |  |  | 100,000 | 0 |  |  |  | 56,500,000 | 57,100,000 |  |  |  | 5,900,000 | 5,100,000 |  |  |  | 0 | 0 |  |  |
Intercompany payable | 0 |  |  |  | 0 |  |  |  | 0 | 0 |  |  | 0 | 0 |  |  |  | 300,000 | 200,000 |  |  |  | 200,000 | 2,300,000 |  |  |  | (500,000) | (2,500,000) |  |  |
Accrued salaries, wages, and related expenses | 39,300,000 |  |  |  | 30,900,000 |  |  |  | 39,300,000 | 30,900,000 |  |  | 0 | 0 |  |  |  | 36,700,000 | 28,700,000 |  |  |  | 2,600,000 | 2,200,000 |  |  |  | 0 | 0 |  |  |
Other accrued liabilities | 51,900,000 |  |  |  | 41,000,000 |  |  |  | 51,900,000 | 41,000,000 |  |  | 3,500,000 | 2,200,000 |  |  |  | 47,900,000 | 38,000,000 |  |  |  | 500,000 | 800,000 |  |  |  | 0 | 0 |  |  |
Payable to affiliate | 7,900,000 |  |  |  | 14,400,000 |  |  |  | 7,900,000 | 14,400,000 |  |  | 0 | 0 |  |  |  | 7,900,000 | 14,400,000 |  |  |  | 0 | 0 |  |  |  | 0 | 0 |  |  |
Long-term debt-current portion | 0 |  |  |  | 1,300,000 |  |  |  | 0 | 1,300,000 |  |  |  | 0 |  |  |  |  | 1,300,000 |  |  |  |  | 0 |  |  |  |  | 0 |  |  |
Total current liabilities | 161,600,000 |  |  |  | 149,800,000 |  |  |  | 161,600,000 | 149,800,000 |  |  | 3,600,000 | 2,200,000 |  |  |  | 149,300,000 | 139,700,000 |  |  |  | 9,200,000 | 10,400,000 |  |  |  | (500,000) | (2,500,000) |  |  |
Net liability in respect of VEBA | 5,300,000 |  |  |  | 20,600,000 |  |  |  | 5,300,000 | 20,600,000 |  |  | 0 | 0 |  |  |  | 5,300,000 | 20,600,000 |  |  |  | 0 | 0 |  |  |  | 0 | 0 |  |  |
Long-term intercompany payable | 0 |  |  |  | 0 |  |  |  | 0 | 0 |  |  | 0 | 22,000,000 |  |  |  | 170,000,000 | 2,500,000 |  |  |  | 500,000 | 0 |  |  |  | (170,500,000) | (24,500,000) |  |  |
Long-term liabilities | 134,500,000 |  |  |  | 126,000,000 |  |  |  | 134,500,000 | 126,000,000 |  |  | 62,100,000 | 54,000,000 |  |  |  | 49,600,000 | 53,500,000 |  |  |  | 22,800,000 | 18,500,000 |  |  |  | 0 | 0 |  |  |
Long-term debt | 380,300,000 |  |  |  | 151,400,000 |  |  |  | 380,300,000 | 151,400,000 |  |  | 380,300,000 | 148,000,000 |  |  |  | 0 | 3,400,000 |  |  |  | 0 | 0 |  |  |  | 0 | 0 |  |  |
Total liabilities | 681,700,000 |  |  |  | 447,800,000 |  |  |  | 681,700,000 | 447,800,000 |  |  | 446,000,000 | 226,200,000 |  |  |  | 374,200,000 | 219,700,000 |  |  |  | 32,500,000 | 28,900,000 |  |  |  | (171,000,000) | (27,000,000) |  |  |
Total stockholders’ equity | 1,070,800,000 |  |  |  | 872,800,000 |  |  |  | 1,070,800,000 | 872,800,000 | 888,700,000 | 870,300,000 | 1,070,800,000 | 872,800,000 |  |  |  | 1,266,800,000 | 1,030,900,000 |  |  |  | 5,100,000 | 3,200,000 |  |  |  | (1,271,900,000) | (1,034,100,000) |  |  |
Total | 1,752,500,000 |  |  |  | 1,320,600,000 |  |  |  | 1,752,500,000 | 1,320,600,000 |  |  | 1,516,800,000 | 1,099,000,000 |  |  |  | 1,641,000,000 | 1,250,600,000 |  |  |  | 37,600,000 | 32,100,000 |  |  |  | (1,442,900,000) | (1,061,100,000) |  |  |
CONDENSED CONSOLIDATING STATEMENT OF COMPREHENSIVE INCOME |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales | 314,000,000 | 335,500,000 | 345,200,000 | 365,400,000 | 317,600,000 | 322,300,000 | 338,800,000 | 322,600,000 | 1,360,100,000 | 1,301,300,000 | 1,079,100,000 |  | 0 | 0 |  | 0 |  | 1,326,000,000 | 1,264,500,000 |  | 1,046,900,000 |  | 124,000,000 | 133,600,000 |  | 120,100,000 |  | (89,900,000) | (96,800,000) | (87,900,000) |  |
Cost of products sold: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost of products sold, excluding depreciation and amortization and other items | 264,800,000 | 268,900,000 | 284,400,000 | 298,100,000 | 272,400,000 | 280,900,000 | 290,500,000 | 285,200,000 | 1,116,200,000 | 1,129,000,000 | 946,100,000 |  | 0 | 0 |  | 0 |  | 1,090,000,000 | 1,098,700,000 |  | 919,700,000 |  | 110,200,000 | 125,400,000 |  | 113,000,000 |  | (84,000,000) | (95,100,000) | (86,600,000) |  |
Unrealized (gains) losses on derivative instruments | 100,000 | (12,300,000) | 100,000 | (3,100,000) | 7,900,000 | 16,800,000 | 9,500,000 | (4,300,000) | (15,200,000) | 29,900,000 | 700,000 |  | 0 | 0 |  | 0 |  | (15,200,000) | 29,900,000 |  | 700,000 |  | 0 | 0 |  | 0 |  | 0 | 0 | 0 |  |
Restructuring benefits |  |  |  |  |  |  |  |  | 0 | (300,000) | (300,000) |  |  | 0 |  | 0 |  |  | (300,000) |  | (300,000) |  |  | 0 |  | 0 |  |  | 0 | 0 |  |
Depreciation and amortization |  |  |  |  |  |  |  |  | 26,500,000 | 25,200,000 | 19,800,000 |  | 0 | 0 |  | 0 |  | 25,500,000 | 24,300,000 |  | 19,000,000 |  | 1,000,000 | 900,000 |  | 800,000 |  | 0 | 0 | 0 |  |
Selling, administrative, research and development, and general |  |  |  |  |  |  |  |  | 62,200,000 | 62,700,000 | 67,700,000 |  | 2,000,000 | 1,800,000 |  | 1,700,000 |  | 57,700,000 | 56,300,000 |  | 59,900,000 |  | 8,200,000 | 6,200,000 |  | 7,400,000 |  | (5,700,000) | (1,600,000) | (1,300,000) |  |
Other operating (benefits) charges, net |  |  |  |  |  |  |  |  | 4,500,000 | (200,000) | 4,000,000 |  | 0 | 0 |  | 0 |  | 4,500,000 | 100,000 |  | 4,000,000 |  | 0 | (300,000) |  | 0 |  | 0 | 0 | 0 |  |
Total costs and expenses |  |  |  |  |  |  |  |  | 1,194,200,000 | 1,246,300,000 | 1,038,000,000 |  | 2,000,000 | 1,800,000 |  | 1,700,000 |  | 1,162,500,000 | 1,209,000,000 |  | 1,003,000,000 |  | 119,400,000 | 132,200,000 |  | 121,200,000 |  | (89,700,000) | (96,700,000) | (87,900,000) |  |
Operating (loss) income | 23,900,000 | 56,200,000 | 39,600,000 | 46,200,000 | 15,600,000 | 4,900,000 | 14,700,000 | 19,800,000 | 165,900,000 | 55,000,000 | 41,100,000 |  | (2,000,000) | (1,800,000) |  | (1,700,000) |  | 163,500,000 | 55,500,000 |  | 43,900,000 |  | 4,600,000 | 1,400,000 |  | (1,100,000) |  | (200,000) | (100,000) | 0 |  |
Other (expense) income: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  | (29,100,000) | (18,000,000) | (11,800,000) |  | (28,200,000) | (16,200,000) |  | (11,300,000) |  | (1,000,000) | (1,800,000) |  | (500,000) |  | 0 | 0 |  | 0 |  | 100,000 | 0 | 0 |  |
Other income (expense), net |  |  |  |  |  |  |  |  | 2,800,000 | 4,300,000 | (4,200,000) |  | 800,000 | 4,000,000 |  | (4,800,000) |  | 1,500,000 | 400,000 |  | 500,000 |  | 600,000 | (100,000) |  | 100,000 |  | (100,000) | 0 | 0 |  |
(Loss) income before income taxes |  |  |  |  |  |  |  |  | 139,600,000 | 41,300,000 | 25,100,000 |  | (29,400,000) | (14,000,000) |  | (17,800,000) |  | 164,000,000 | 54,100,000 |  | 43,900,000 |  | 5,200,000 | 1,300,000 |  | (1,000,000) |  | (200,000) | (100,000) | 0 |  |
Income tax provision |  |  |  |  |  |  |  |  | (53,800,000) | (16,200,000) | (13,100,000) |  | 0 | 0 |  | 0 |  | (62,600,000) | (21,800,000) |  | (21,600,000) |  | (2,300,000) | (600,000) |  | 700,000 |  | 11,100,000 | 6,200,000 | 7,800,000 |  |
Earnings in equity of subsidiaries |  |  |  |  |  |  |  |  | 0 | 0 | 0 |  | 115,200,000 | 39,100,000 |  | 29,800,000 |  | 2,600,000 | 800,000 |  | (300,000) |  | 0 | 0 |  | 0 |  | (117,800,000) | (39,900,000) | (29,500,000) |  |
Net income | 9,100,000 | 29,200,000 | 21,000,000 | 26,500,000 | 6,100,000 | 4,100,000 | 4,100,000 | 10,800,000 | 85,800,000 | 25,100,000 | 12,000,000 |  | 85,800,000 | 25,100,000 |  | 12,000,000 |  | 104,000,000 | 33,100,000 |  | 22,000,000 |  | 2,900,000 | 700,000 |  | (300,000) |  | (106,900,000) | (33,800,000) | (21,700,000) |  |
Comprehensive income (loss) |  |  |  |  |  |  |  |  | 144,800,000 | (40,200,000) | 30,500,000 |  | 144,800,000 | (40,200,000) |  | 30,500,000 |  | 164,000,000 | (32,200,000) |  | 41,400,000 |  | 1,900,000 | 700,000 |  | (1,200,000) |  | (165,900,000) | 31,500,000 | (40,200,000) |  |
Cash flows from operating activities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net cash (used in) provided by operating activities |  |  |  |  |  |  |  |  | 152,400,000 | 62,800,000 | 66,300,000 |  | (17,800,000) | (10,200,000) |  | (3,000,000) |  | 164,300,000 | 71,900,000 |  | 71,500,000 |  | 5,900,000 | 1,100,000 |  | (2,200,000) |  | 0 | 0 | 0 |  |
Cash flows from investing activities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capital expenditures |  |  |  |  |  |  |  |  | (44,100,000) | (32,500,000) | (38,900,000) |  | 0 | 0 |  | 0 |  | (42,600,000) | (31,200,000) |  | (37,400,000) |  | (1,500,000) | (1,300,000) |  | (1,500,000) |  | 0 | 0 | 0 |  |
Purchase of available for sale securities |  |  |  |  |  |  |  |  | (85,000,000) | (300,000) | (4,400,000) |  | 0 | 0 |  | 0 |  | (85,000,000) | (300,000) |  | (4,400,000) |  | 0 | 0 |  | 0 |  | 0 | 0 | 0 |  |
Proceeds from disposal of property, plant and equipment |  |  |  |  |  |  |  |  | 300,000 | 700,000 | 4,800,000 |  | 0 | 0 |  | 0 |  | 300,000 | 0 |  | 4,800,000 |  | 0 | 700,000 |  | 0 |  | 0 | 0 | 0 |  |
Cash payment for acquisition of manufacturing facility and related assets (net of $4.9 of cash received in connection with the acquisition in 2011) |  |  |  |  |  |  |  |  | 0 | (83,200,000) | (9,000,000) |  |  | 0 |  | 0 |  |  | (83,200,000) |  | (9,000,000) |  |  | 0 |  | 0 |  |  | 0 | 0 |  |
Change in restricted cash |  |  |  |  |  |  |  |  | 6,900,000 | (1,000,000) | 1,100,000 |  | 6,900,000 | 0 |  | 0 |  | 400,000 | (1,000,000) |  | 1,100,000 |  | (400,000) | 0 |  | 0 |  | 0 | 0 | 0 |  |
Net cash provided by (used in) investing activities |  |  |  |  |  |  |  |  | (121,900,000) | (116,300,000) | (46,400,000) |  | 6,900,000 | 0 |  | 0 |  | (126,900,000) | (115,700,000) |  | (44,900,000) |  | (1,900,000) | (600,000) |  | (1,500,000) |  | 0 | 0 | 0 |  |
Cash flows from financing activities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of Convertible Notes |  |  |  |  |  |  |  |  | 0 | 0 | 175,000,000 |  |  |  |  | 175,000,000 |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  | 0 |  |
Purchase of call option in connection with issuance of cash convertible senior notes |  |  |  |  |  |  |  |  | 0 | 0 | (31,400,000) |  |  |  |  | (31,400,000) |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  | 0 |  |
Proceeds from issuance of warrants |  |  |  |  |  |  |  |  | 0 | 0 | 14,300,000 |  |  |  |  | 14,300,000 |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  | 0 |  |
Proceeds from issuance of Senior Notes |  |  |  |  |  |  |  |  | 225,000,000 | 0 | 0 |  | 225,000,000 |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |
Repayments of capital lease |  |  |  |  |  |  |  |  | (100,000) | (100,000) | 0 |  | 0 | 0 |  |  |  | (100,000) | (100,000) |  |  |  | 0 | 0 |  |  |  | 0 | 0 |  |  |
Repayment of promissory notes |  |  |  |  |  |  |  |  | (4,700,000) | (8,300,000) | (700,000) |  | 0 | 0 |  | 0 |  | (4,700,000) | (8,300,000) |  | (700,000) |  | 0 | 0 |  | 0 |  | 0 | 0 | 0 |  |
Cash paid for financing costs |  |  |  |  |  |  |  |  | (6,600,000) | (2,100,000) | (8,600,000) |  | (6,600,000) | 0 |  | (5,900,000) |  | 0 | (2,100,000) |  | (2,700,000) |  | 0 | 0 |  | 0 |  | 0 | 0 | 0 | (6,600,000) |
Repurchase of common stock |  |  |  |  |  |  |  |  | 0 | 0 | (44,200,000) |  |  |  |  | (44,200,000) |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  | 0 |  |
Excess tax benefit upon vesting of non-vested shares and dividend payment on unvested shares expected to vest |  |  |  |  |  |  |  |  | 1,300,000 | 200,000 | 0 |  | 0 | 0 |  |  |  | 1,300,000 | 200,000 |  |  |  | 0 | 0 |  |  |  | 0 | 0 |  |  |
Repurchase of common stock to cover employees' tax withholdings upon vesting of non-vested shares |  |  |  |  |  |  |  |  | 2,200,000 | 3,100,000 | 0 |  | 2,200,000 | 3,100,000 |  |  |  | 0 | 0 |  |  |  | 0 | 0 |  |  |  | 0 | 0 |  |  |
Cash dividend paid to stockholders |  |  |  |  |  |  |  |  | (19,600,000) | (18,900,000) | (19,000,000) |  | (19,600,000) | (18,900,000) |  | (19,000,000) |  | 0 | 0 |  | 0 |  | 0 | 0 |  | 0 |  | 0 | 0 | 0 |  |
Intercompany loan |  |  |  |  |  |  |  |  | 0 | 0 | 0 |  | (185,700,000) | 32,200,000 | [1] | (80,800,000) | [1] | 189,100,000 | (32,500,000) | [1] | 77,000,000 | [1] | (3,400,000) | 300,000 | [1] | 3,800,000 | [1] | 0 | 0 | 0 |  |
Net cash provided by (used in) financing activities |  |  |  |  |  |  |  |  | 193,100,000 | (32,300,000) | 85,400,000 |  | 10,900,000 | 10,200,000 | [1] | 8,000,000 | [1] | 185,600,000 | (42,800,000) | [1] | 73,600,000 | [1] | (3,400,000) | 300,000 | [1] | 3,800,000 | [1] | 0 | 0 | 0 |  |
Net increase (decrease) in cash and cash equivalents during the period |  |  |  |  |  |  |  |  | 223,600,000 | (85,800,000) | 105,300,000 |  | 0 | 0 |  | 5,000,000 |  | 223,000,000 | (86,600,000) |  | 100,200,000 |  | 600,000 | 800,000 |  | 100,000 |  | 0 | 0 | 0 |  |
Cash and cash equivalents at beginning of period |  |  |  | 49,800,000 |  |  |  | 135,600,000 | 49,800,000 | 135,600,000 | 30,300,000 |  | 5,000,000 | 5,000,000 |  | 0 |  | 43,000,000 | 129,600,000 |  | 29,400,000 |  | 1,800,000 | 1,000,000 |  | 900,000 |  | 0 | 0 | 0 |  |
Cash and cash equivalents at end of period | $ 273,400,000 |  |  |  | $ 49,800,000 |  |  |  | $ 273,400,000 | $ 49,800,000 | $ 135,600,000 |  | $ 5,000,000 | $ 5,000,000 |  | $ 5,000,000 |  | $ 266,000,000 | $ 43,000,000 |  | $ 129,600,000 |  | $ 2,400,000 | $ 1,800,000 |  | $ 1,000,000 |  | $ 0 | $ 0 | $ 0 |  |
[1] | The Company treats changes in long-term intercompany balances that relate to financing activities as cash flow from financing activities. In the above tables, the Company has revised the previous classification of the changes in such intercompany balances in 2011 and 2010 from cash flows from operating activities to a separate line item in cash flows from financing activities captioned "intercompany loan”.

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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 16 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3179-108585 + Details
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- Definition The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 26, 31 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 + Details
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- Definition The cash outflow for a borrowing supported by a written promise to pay an obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 20 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Carrying value as of the balance sheet date of the portion of long-term, collateralized debt obligations due within one year or the operating cycle, if longer. Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20 -Article 5 + Details
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