Shareholders' Equity (Tables)

9 Months Ended

Sep. 30, 2012

Equity [Abstract]

Changes in shareholders' equity that are attributable to the Company's shareholders and to noncontrolling interests

The following table presents the changes in shareholders’ equity that are attributable to the Company’s shareholders and to noncontrolling interests (in thousands):

	Common shares						Additional Paid-In				Retained				Accumulated Other Comprehensive			Treasury shares					Noncontrolling			Total Shareholders'
	Shares		Amount				Capital				Earnings				Income (Loss)			Shares		Amount			Interests			Equity
Balance at January 1, 2012	61,181		$	852			$	727,297			$	507,170			$	1,930		24,004		$	(214,031	)	$	15,303		$	1,038,521
Stock option and restricted stock award transactions	479		5				1,841				—				—			—		—			—			1,846
Tax benefit related to equity compensation	—		—				241				—				—			—		—			—			241
Stock-based compensation expense	—		—				5,113				—				—			—		—			—			5,113
Dividends paid	—		—			—	—			—	(12,304		)	—	—			—		—			—			(12,304		)
Cancellation of restricted stock	(28	)	—				—				—				—			—		—			—			—
Retirement of common stock	(58	)	(1		)		(628		)		(406		)		—			—		—			—			(1,035		)
Purchase of treasury shares	(2	)	—				—				—				—			2		(48		)	—			(48		)
Reissuance of treasury stock in connection with the ESPP	20		—				4				(1		)		—			(20	)	370			—			373
Acquisition of ownership interests in MCF	—		—				(18,856		)		—				—			—		—			(8,085		)	(26,941		)
Other adjustments to additional paid-in capital	—		—				(51		)		—				—			—		—			—			(51		)
Distribution to noncontrolling interests	—		—				—				—				—			—		—			(5,758		)	(5,758		)
Total comprehensive income	—		—				—				53,143				(361		)	—		—			(900		)	51,882
Balance at September 30, 2012	61,592		$	856			$	714,961			$	547,602			$	1,569		23,986		$	(213,709	)	$	560		$	1,051,839