|
Summary of Significant Accounting Policies (Details 2) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | 12 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Dec. 31, 2012
|
Jun. 30, 2012
|
Dec. 31, 2012
Revenue
Customer concentration risk
item
|
Dec. 31, 2011
Revenue
Customer concentration risk
item
|
Dec. 31, 2012
Revenue
Customer concentration risk
item
|
Dec. 31, 2011
Revenue
Customer concentration risk
item
|
Dec. 31, 2012
Accounts receivable
item
|
Jun. 30, 2012
Accounts receivable
item
|
Dec. 31, 2012
Customer A
Revenue
Customer concentration risk
|
Dec. 31, 2011
Customer A
Revenue
Customer concentration risk
|
Dec. 31, 2012
Customer A
Revenue
Customer concentration risk
|
Dec. 31, 2011
Customer A
Revenue
Customer concentration risk
|
Dec. 31, 2012
Customer B
Revenue
Customer concentration risk
|
Dec. 31, 2011
Customer B
Revenue
Customer concentration risk
|
Dec. 31, 2012
Customer B
Revenue
Customer concentration risk
|
Dec. 31, 2011
Customer B
Revenue
Customer concentration risk
|
|
| Concentration of revenues | ||||||||||||||||
| Number of customers with concentration | 2 | 2 | 2 | 2 | 1 | 1 | ||||||||||
| Concentration risk (as a percent) | 8.00% | 11.00% | 14.00% | 8.00% | 14.00% | 8.00% | 11.00% | 8.00% | 10.00% | 8.00% | ||||||
| Inventories | ||||||||||||||||
| Excess and obsolete inventory reserve | $ 4.7 | $ 4.5 | ||||||||||||||