|
Notes Payable (New Zealand Corporate Credit Facility) (Narrative) (Details)
In Millions, unless otherwise specified |
12 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
|
Dec. 31, 2012
Previous New Zealand Corporate Credit Facility [Member]
|
Feb. 08, 2012
Previous New Zealand Corporate Credit Facility [Member]
USD ($)
|
Feb. 07, 2012
Previous New Zealand Corporate Credit Facility [Member]
NZD
|
Dec. 31, 2012
New Zealand Corporate Credit Facility [Member]
USD ($)
|
Dec. 31, 2012
New Zealand Corporate Credit Facility [Member]
NZD
|
|
| Debt Instrument [Line Items] | |||||
| Line of credit facility, maximum borrowing capacity | $ 36.9 | 45.0 | $ 32.8 | 40.0 | |
| Line of credit facility, term | 3 years | 3 years | |||
| Line of credit facility, decrease in maximum borrowing capacity | $ 4.1 | 5.0 | |||
| Increase in spread on variable interest rate | 0.55% | ||||
| Spread on variable interest rate | 2.00% | 2.00% | |||
| Line of credit facility charge | 0.30% | 0.40% | 0.40% | ||