Stock Based Compensation (Options and Warrants Outstanding by Exercise Price) (Details) (USD $)	Sep. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	1,144,000
$1.04 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 1.04
$1.30 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	16,000
Deferred compensation arrangement, individual exercise price	$ 1.30
$1.73 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 1.73
$1.93 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 1.93
$2.57 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 2.57
$2.59 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 2.59
$3.43 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 3.43
$3.46 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 3.46
$3.75 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 3.75
$3.80 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 3.80
$3.81 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 3.81
$3.86 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	32,000
Deferred compensation arrangement, individual exercise price	$ 3.86
$3.93 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	191,000
Deferred compensation arrangement, individual exercise price	$ 3.93
$3.96 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	100,000
Deferred compensation arrangement, individual exercise price	$ 3.96
$4.05 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	20,000
Deferred compensation arrangement, individual exercise price	$ 4.05
$4.06 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	272,000
Deferred compensation arrangement, individual exercise price	$ 4.06
$4.08 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 4.08
$4.11 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	57,000
Deferred compensation arrangement, individual exercise price	$ 4.11
$4.30 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	101,000
Deferred compensation arrangement, individual exercise price	$ 4.30
$4.32 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 4.32
$4.33 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	15,000
Deferred compensation arrangement, individual exercise price	$ 4.33
$4.37 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 4.37
$4.50 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 4.50
$4.58 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 4.58
$4.61 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	25,000
Deferred compensation arrangement, individual exercise price	$ 4.61
$5.71 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	105,000
Deferred compensation arrangement, individual exercise price	$ 5.71
$5.90 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Deferred compensation arrangement, individual exercise price	$ 5.90
$6.67 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	105,000
Deferred compensation arrangement, individual exercise price	$ 6.67
$7.62 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options	105,000
Deferred compensation arrangement, individual exercise price	$ 7.62
Nonemployee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	816,000
Nonemployee | $1.73 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	13,000
Nonemployee | $3.80 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	50,000
Nonemployee | $3.81 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	548,000
Nonemployee | $3.96 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	85,000
Nonemployee | $4.08 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	55,000
Nonemployee | $4.37 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	16,000
Nonemployee | $4.50 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	49,000
Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	1,846,000
Employee | $1.04 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	203,000
Employee | $1.93 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	199,000
Employee | $2.57 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	222,000
Employee | $2.59 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	212,000
Employee | $3.43 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	222,000
Employee | $3.46 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	116,000
Employee | $3.75 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	276,000
Employee | $3.93 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	105,000
Employee | $4.32 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	116,000
Employee | $4.58 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	105,000
Employee | $5.90 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding	70,000