|
Stockholders' Equity (Spin-off) (Details) (USD $)
|
0 Months Ended | 9 Months Ended | 0 Months Ended | 0 Months Ended | 9 Months Ended | 0 Months Ended | 9 Months Ended | 9 Months Ended | 9 Months Ended | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Mar. 19, 2014
|
Mar. 31, 2014
|
Jun. 30, 2013
|
Feb. 26, 2014
Afinsa [Member]
|
Feb. 26, 2014
Auctentia SL
|
Mar. 14, 2014
SGI (Former Parent)
|
Feb. 26, 2014
SGI (Former Parent)
|
Mar. 19, 2014
Parent
|
Mar. 17, 2014
Parent
|
Feb. 26, 2014
First Closing
|
Feb. 26, 2014
First Closing
Auctentia and Afinsa [Member]
|
Feb. 26, 2014
Second Closing
|
Feb. 12, 2014
Second Closing
|
Feb. 26, 2014
Second Closing
A-Mark
|
Mar. 31, 2014
Second Closing
A-Mark
|
Feb. 12, 2014
Second Closing
SGI (Former Parent)
|
Mar. 31, 2014
Awards Assumed from SGI Plan related to spinoff [Member]
|
Mar. 31, 2014
2012 Stock Award and Incentive Plan
|
Mar. 31, 2014
Restricted Stock Units (RSUs)
|
Mar. 31, 2014
Restricted Stock Units (RSUs)
Awards Assumed from SGI Plan related to spinoff [Member]
|
Mar. 31, 2014
Stock Appreciation Rights (SARs)
|
Mar. 31, 2014
Stock Appreciation Rights (SARs)
Awards Assumed from SGI Plan related to spinoff [Member]
|
Mar. 31, 2014
Stock Options
|
|
| Class of Stock [Line Items] | |||||||||||||||||||||||
| Exchange ratio based on average closing price for SGI shares | 0.24 | ||||||||||||||||||||||
| Three day weighted average share price before spin-off | $ 3.32 | ||||||||||||||||||||||
| Three day weighted average share price after spin-off | $ 13.85 | ||||||||||||||||||||||
| Common stock exchange ratio | 4.17 | ||||||||||||||||||||||
| Share price | $ 3.37 | $ 14.00 | $ 13.30 | $ 2.10 | |||||||||||||||||||
| Percentage of shares to be purchased from shareholder | 50.00% | ||||||||||||||||||||||
| Common stock, shares outstanding | 7,402,664 | 7,402,664 | |||||||||||||||||||||
| Shares purchased as per agreement | 44,164 | 2,988,106 | |||||||||||||||||||||
| Shares purchased, value | $ 6,400,000 | ||||||||||||||||||||||
| Percentage of shares purchased from shareholder | 50.00% | ||||||||||||||||||||||
| Shares to be purchased, value | 2,200,000 | 1,000,000 | |||||||||||||||||||||
| Interest rate at second closing | 4.00% | ||||||||||||||||||||||
| Obligation to repurchase shares | 379,033 | ||||||||||||||||||||||
| Average cost per share (usd per share) | $ 5.80 | ||||||||||||||||||||||
| Shares issued in spinoff | 130,646 | ||||||||||||||||||||||
| Authorization of future issuance | 625,000 | 130,646 | 8,990 | ||||||||||||||||||||
| Stock options issued due to spin-off | 217,123 | ||||||||||||||||||||||
| RSU's issued due to spin-off | 50,340 | ||||||||||||||||||||||
| SAR's issued due to spin-off | 8,990 | ||||||||||||||||||||||
| Total compensation cost not yet recognized, options | 523,000 | ||||||||||||||||||||||
| Total compensation cost not yet recognized, other than options | 172,000 | 0 | |||||||||||||||||||||
| Period for recognition of nonvested awards | 8 years 5 months 9 days | 0 days | 7 years 10 months 14 days | ||||||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | 249,846 | ||||||||||||||||||||||
| Accrued interest, repurchase agreement | $ 10,000 | ||||||||||||||||||||||