Employee Benefit Plans (Cash-Settleable RSU Awards) (Details) (USD $) In Thousands, unless otherwise specified
|
12 Months Ended |
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Payments to settle vested liability share-based awards |
$ 239
|
$ 3,383
|
$ 0
|
Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
1,577
|
|
|
Market-based Cash-settleable RSU Awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Number of Units Vesting Range, of Base Units Awarded |
100.00%
|
150.00%
|
|
Cash-Settleable Awards, Base Units, Actual Units Vested During Period |
260
|
364
|
|
Payments to settle vested liability share-based awards |
1,669
|
2,626
|
|
Non-Market Based Cash-settleable RSU Awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Actual Units Vested During Period |
65
|
143
|
|
Payments to settle vested liability share-based awards |
$ 239
|
$ 763
|
|
Potential Minimum Units at Vesting [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Number of Units Vesting Range, of Base Units Awarded |
0.00%
|
|
|
Potential Minimum Units at Vesting [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
263
|
|
|
Potential Maximum Units at Vesting [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Number of Units Vesting Range, of Base Units Awarded |
200.00%
|
|
|
Potential Maximum Units at Vesting [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
2,891
|
|
|
Vesting in 2014 [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
510
|
|
|
Vesting in 2014 [Member] | Potential Minimum Units at Vesting [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
45
|
|
|
Vesting in 2014 [Member] | Potential Maximum Units at Vesting [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
975
|
|
|
Vesting in 2015 [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
909
|
|
|
Vesting in 2015 [Member] | Potential Minimum Units at Vesting [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
60
|
|
|
Vesting in 2015 [Member] | Potential Maximum Units at Vesting [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
1,758
|
|
|
Vesting in 2016 [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
66
|
|
|
Vesting in 2016 [Member] | Potential Minimum Units at Vesting [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
66
|
|
|
Vesting in 2016 [Member] | Potential Maximum Units at Vesting [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
66
|
|
|
Other [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
92
|
|
|
Other [Member] | Potential Minimum Units at Vesting [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
92
|
|
|
Other [Member] | Potential Maximum Units at Vesting [Member] | Cash-settleable RSU awards [Member]
|
|
|
|
Defined Benefit Plan Disclosure [Line Items] |
|
|
|
Cash-Settleable Awards, Base Units, Liability, Outstanding |
92
|
|
|