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Condensed Consolidating Financial Statements (Details) - USD ($) $ in Millions | 1 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Apr. 30, 2013 | Nov. 30, 2006 | Jun. 30, 2015 | Dec. 31, 2014 | Jun. 30, 2014 | Dec. 31, 2013
Condensed Consolidating Balance Sheet |  |  |  |  |  |
Ownership interest in domestic subsidiaries (as a percent) |  |  | 100.00% |  |  |
Assets |  |  |  |  |  |
Cash and cash equivalents |  |  | $ 131.9 | $ 106.2 | $ 113.5 | $ 83.6
Accounts receivable, net |  |  | 1,117.1 | 1,144.6 |  |
Inventories |  |  | 1,672.8 | 1,752.1 |  |
Income taxes receivable |  |  | 14.7 |  |  |
Other current assets |  |  | 102.4 | 118.2 |  |
Total current assets |  |  | 3,038.9 | 3,121.1 |  |
Property, plant and equipment, net |  |  | 1,648.6 | 1,656.4 |  |
Goodwill |  |  | 1,732.4 | 1,736.4 |  |
Intangible assets, net |  |  | 1,195.9 | 1,227.4 |  |
Other assets |  |  | 75.4 | 81.1 |  |
Total assets |  |  | 7,691.2 | 7,822.4 |  |
Liabilities & Equity |  |  |  |  |  |
Accounts payable |  |  | 371.0 | 286.5 |  |
Accrued compensation and retirement costs |  |  | 106.8 | 128.4 |  |
Other current liabilities |  |  | 126.4 | 154.0 |  |
Current maturities of long-term debt and short-term borrowings |  |  | 107.1 | 93.9 |  |
Total current liabilities |  |  | 711.3 | 662.8 |  |
Long-term debt |  |  | 2,094.3 | 2,208.1 |  |
Other long-term liabilities |  |  | 823.3 | 823.6 |  |
Total Reliance stockholders' equity |  |  | 4,032.3 | 4,099.0 |  |
Noncontrolling interests |  |  | 30.0 | 28.9 |  |
Total equity |  |  | 4,062.3 | 4,127.9 |  |
Total liabilities and equity |  |  | 7,691.2 | 7,822.4 |  |
Senior Unsecured Notes |  |  |  |  |  |
Condensed Consolidating Balance Sheet |  |  |  |  |  |
Aggregate principal amount | $ 1,100.0 | $ 1,100.0 |  |  |  |
Ownership interest in domestic subsidiaries (as a percent) | 100.00% | 100.00% |  |  |  |
Reportable legal entities | Parent |  |  |  |  |  |
Assets |  |  |  |  |  |
Cash and cash equivalents |  |  | 44.1 | 41.9 | 49.4 | 19.7
Accounts receivable, net |  |  | 79.1 | 72.7 |  |
Inventories |  |  | 53.6 | 57.6 |  |
Income taxes receivable |  |  | 63.2 |  |  |
Other current assets |  |  | 126.7 | 139.3 |  |
Total current assets |  |  | 366.7 | 311.5 |  |
Investments in subsidiaries |  |  | 4,895.5 | 4,891.8 |  |
Property, plant and equipment, net |  |  | 104.0 | 103.8 |  |
Goodwill |  |  | 23.8 | 23.8 |  |
Intangible assets, net |  |  | 15.1 | 16.1 |  |
Intercompany receivables |  |  | 1,120.2 | 1,361.7 |  |
Other assets |  |  | 25.1 | 22.7 |  |
Total assets |  |  | 6,550.4 | 6,731.4 |  |
Liabilities & Equity |  |  |  |  |  |
Accounts payable |  |  | 36.6 | 29.2 |  |
Accrued compensation and retirement costs |  |  | 17.8 | 23.9 |  |
Other current liabilities |  |  | 54.3 | 65.2 |  |
Current maturities of long-term debt and short-term borrowings |  |  | 50.0 | 43.8 |  |
Total current liabilities |  |  | 158.7 | 162.1 |  |
Long-term debt |  |  | 2,043.5 | 2,156.6 |  |
Other long-term liabilities |  |  | 315.9 | 313.7 |  |
Total Reliance stockholders' equity |  |  | 4,032.3 | 4,099.0 |  |
Total equity |  |  | 4,032.3 | 4,099.0 |  |
Total liabilities and equity |  |  | 6,550.4 | 6,731.4 |  |
Reportable legal entities | Guarantor Subsidiaries |  |  |  |  |  |
Assets |  |  |  |  |  |
Cash and cash equivalents |  |  | 1.7 | (8.3) | (11.0) | (0.8)
Accounts receivable, net |  |  | 887.6 | 923.1 |  |
Inventories |  |  | 1,367.3 | 1,454.2 |  |
Other current assets |  |  | 36.1 | 38.5 |  |
Total current assets |  |  | 2,292.7 | 2,407.5 |  |
Investments in subsidiaries |  |  | 299.9 | 299.9 |  |
Property, plant and equipment, net |  |  | 1,330.9 | 1,333.7 |  |
Goodwill |  |  | 1,570.9 | 1,571.0 |  |
Intangible assets, net |  |  | 1,034.6 | 1,056.7 |  |
Intercompany receivables |  |  | 33.7 | 26.1 |  |
Other assets |  |  | 44.6 | 52.5 |  |
Total assets |  |  | 6,607.3 | 6,747.4 |  |
Liabilities & Equity |  |  |  |  |  |
Accounts payable |  |  | 269.5 | 212.3 |  |
Accrued compensation and retirement costs |  |  | 79.1 | 89.9 |  |
Other current liabilities |  |  | 61.7 | 26.1 |  |
Deferred income taxes |  |  | 75.2 | 75.1 |  |
Total current liabilities |  |  | 485.5 | 403.4 |  |
Long-term debt |  |  | 5.7 | 5.7 |  |
Intercompany borrowings |  |  | 1,023.4 | 1,242.5 |  |
Other long-term liabilities |  |  | 454.9 | 456.2 |  |
Total Reliance stockholders' equity |  |  | 4,631.2 | 4,633.4 |  |
Noncontrolling interests |  |  | 6.6 | 6.2 |  |
Total equity |  |  | 4,637.8 | 4,639.6 |  |
Total liabilities and equity |  |  | 6,607.3 | 6,747.4 |  |
Reportable legal entities | Non-Guarantor Subsidiaries |  |  |  |  |  |
Assets |  |  |  |  |  |
Cash and cash equivalents |  |  | 86.1 | 72.6 | $ 75.1 | $ 64.7
Accounts receivable, net |  |  | 170.4 | 164.8 |  |
Inventories |  |  | 251.9 | 240.3 |  |
Other current assets |  |  | 16.3 | 16.1 |  |
Total current assets |  |  | 524.7 | 493.8 |  |
Property, plant and equipment, net |  |  | 213.7 | 218.9 |  |
Goodwill |  |  | 137.7 | 141.6 |  |
Intangible assets, net |  |  | 146.2 | 154.6 |  |
Intercompany receivables |  |  | 23.2 | 18.2 |  |
Other assets |  |  | 5.7 | 5.9 |  |
Total assets |  |  | 1,051.2 | 1,033.0 |  |
Liabilities & Equity |  |  |  |  |  |
Accounts payable |  |  | 84.9 | 60.6 |  |
Accrued compensation and retirement costs |  |  | 9.9 | 14.6 |  |
Other current liabilities |  |  | 59.8 | 62.6 |  |
Deferred income taxes |  |  | 0.6 | 0.6 |  |
Current maturities of long-term debt and short-term borrowings |  |  | 57.1 | 50.1 |  |
Total current liabilities |  |  | 212.3 | 188.5 |  |
Long-term debt |  |  | 45.1 | 45.8 |  |
Intercompany borrowings |  |  | 153.7 | 163.5 |  |
Other long-term liabilities |  |  | 52.5 | 54.1 |  |
Total Reliance stockholders' equity |  |  | 564.2 | 558.4 |  |
Noncontrolling interests |  |  | 23.4 | 22.7 |  |
Total equity |  |  | 587.6 | 581.1 |  |
Total liabilities and equity |  |  | 1,051.2 | 1,033.0 |  |
Consolidating Adjustments |  |  |  |  |  |
Assets |  |  |  |  |  |
Accounts receivable, net |  |  | (20.0) | (16.0) |  |
Income taxes receivable |  |  | (48.5) |  |  |
Other current assets |  |  | (76.7) | (75.7) |  |
Total current assets |  |  | (145.2) | (91.7) |  |
Investments in subsidiaries |  |  | (5,195.4) | (5,191.7) |  |
Intercompany receivables |  |  | (1,177.1) | (1,406.0) |  |
Total assets |  |  | (6,517.7) | (6,689.4) |  |
Liabilities & Equity |  |  |  |  |  |
Accounts payable |  |  | (20.0) | (15.6) |  |
Other current liabilities |  |  | (49.4) | 0.1 |  |
Deferred income taxes |  |  | (75.8) | (75.7) |  |
Total current liabilities |  |  | (145.2) | (91.2) |  |
Intercompany borrowings |  |  | (1,177.1) | (1,406.0) |  |
Other long-term liabilities |  |  |  | (0.4) |  |
Total Reliance stockholders' equity |  |  | (5,195.4) | (5,191.8) |  |
Total equity |  |  | (5,195.4) | (5,191.8) |  |
Total liabilities and equity |  |  | $ (6,517.7) | $ (6,689.4) |  |

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