Stock-Based Compensation (Options Outstanding) (Details) (USD $)	Jun. 30, 2013
$24.00
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	2,400
Option Price	$ 24.00
$23.65
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	3,000
Option Price	$ 23.65
$24.22
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	5,000
Option Price	$ 24.22
$21.43
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	7,000
Option Price	$ 21.43
$24.00
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	2,000
Option Price	$ 24.00
$20.55
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	18,000
Option Price	$ 20.55
$23.91
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	4,000
Option Price	$ 23.91
$23.03
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	3,500
Option Price	$ 23.03
$24.34
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	2,000
Option Price	$ 24.34
$24.61
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	1,000
Option Price	$ 24.61
$24.28
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	2,000
Option Price	$ 24.28
$23.49
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	14,000
Option Price	$ 23.49
$22.91
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	2,500
Option Price	$ 22.91
$22.91
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding Options	2,000
Option Price	$ 22.91