Condensed Statement of Shareholders' Equity (USD $) In Thousands, unless otherwise specified	Total	Capital in Excess of Par Value	Retained Earnings	Class A Common Stock	Class B Common Stock
Balances at Dec. 31, 2012	$ 1,014,791	$ 364,710	$ 649,539	$ 524	$ 18
Increase (Decrease) in Shareholders' Equity
Stock based compensation expense	5,903	5,903
Stock options and restricted stock issued	65	62		3
Income tax effect of stock option exercises	750	750
Dividends ($0.16 per share)	(8,803)		(8,803)
Net earnings	93,798		93,798
Balances at Jun. 30, 2013	$ 1,106,504	$ 371,425	$ 734,534	$ 527	$ 18

This element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation".

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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.

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Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.

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Value of stock (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of stock value of such awards forfeited. Stock issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

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