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Stockholders' Equity (Details) (USD $)
In Thousands, except Share data, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
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Jun. 30, 2014
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Jun. 30, 2013
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Jun. 30, 2014
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Jun. 30, 2013
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| Increase (Decrease) in Stockholders' Equity [Roll Forward] | ||||
| Balances at January 1, 2014 | $ 367,959 | |||
| Balances at January 1, 2014 (in shares) | 39,064,437 | |||
| Issuance of common shares for options exercised | 479 | |||
| Issuance of common shares for options exercised (in shares) | 41,343 | |||
| Stock-based compensation | 1,513 | 2,053 | ||
| Stock-based compensation (in shares) | 45,661 | |||
| Tax benefit from exercise of stock options | 1,010 | |||
| Forfeiture of unvested restricted shares and related dividends | 4 | |||
| Adjustments to redeemable non-controlling interests | (38) | 12 | ||
| Other comprehensive loss | 46 | |||
| Net income | 28,790 | 19,149 | 39,679 | 13,460 |
| Balances at June 30, 2014 | $ 410,702 | $ 410,702 | ||
| Balances at June 30, 2014 (in shares) | 39,151,441 | 39,151,441 | ||
| X | ||||||||||
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- Definition
The number of shares issued and vested during the period as the result of any equity-based compensation plan other than an employee stock ownership plan (ESOP). Shares issued and vested could result from the issuance of restricted stock, stock issued under employee stock purchase plans, and/or other employee benefit plans. No definition available.
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| X | ||||||||||
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- Definition
Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). Includes, but is not limited to, excess tax benefit. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Net Increase or Decrease in balance of noncontrolling interest in the subsidiary during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount after tax and reclassification adjustments of other comprehensive income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Value of stock related to Restricted Stock Awards forfeited during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Value of stock issued as a result of the exercise of stock options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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