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Valuation And Qualifying Accounts (Tables) | 12 Months Ended
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Dec. 31, 2012
Valuation and Qualifying Accounts | SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS
Description |  | Beginning Balance |  |  | Charged to Costs and Expenses |  |  | Deductions(1) |  |  | Ending Balance |
|  | (In thousands) |
Year Ended December 31, 2012 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deducted from asset accounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 4,887 |  |  | $ | 1,100 |  |  | $ | 2,474 |  |  | $ | 3,513 |
Year Ended December 31, 2011 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deducted from asset accounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 5,114 |  |  | $ | 0 |  |  | $ | 227 |  |  | $ | 4,887 |
Year Ended December 31, 2010 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deducted from asset accounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 10,911 |  |  | $ | (2,000 | ) |  | $ | 3,797 |  |  | $ | 5,114 |
(1) | Consists of uncollectible accounts written off.

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- Definition Schedule of Valuation and Qualifying Accounts Disclosure Table + References No definition available. + Details
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