Share-Based Compensation (Narrative) (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of tranches of stock options	2
Stock Option Tranche 1 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	5 years
Award vesting rights percentage	20.00%
Award requisite service period	5 years
Weighted average per share fair value of options granted	$ 0.67	$ 0.67
Stock Option Tranche 2 [Member] | Vesting Event B [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average per share fair value of options granted	$ 0.76	$ 0.76
Stock Option Tranche 2 [Member] | Vesting Event B [Member] | Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights percentage	50.00%
Stock Option Tranche 2 [Member] | Vesting Event B [Member] | Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights percentage	100.00%
Stock Option Tranche 2 [Member] | Vesting Event A [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average per share fair value of options granted	$ 0.68	$ 0.68
Stock Options [Member] | Director [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	5 years
Award vesting rights percentage	20.00%
Rollover Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period	10 years
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	5 years