XML 74 R50.htm IDEA: XBRL DOCUMENT v3.5.0.2

Net Income Per Share Net Income Per Share (Schedule of Securities Excluded from Net Income Per Share) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Options excluded from diluted net income per share	375,000	75,000	490,000	75,000
Restricted Stock or Unit Expense			$ 0.1	$ 0.1
Exercise price of excluded options		$ 5.62		$ 5.62
Minimum [Member]
Exercise price of excluded options	$ 3.90		$ 2.68
Maximum [Member]
Exercise price of excluded options	$ 5.62		$ 5.62

X

- Definition

Exercise price of the option.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Footnote 5

+ Details

Name:	invest_InvestmentOptionsExercisePrice
Namespace Prefix:	invest_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Options with exercise price greater than market price

+ References

No definition available.

+ Details

Name:	leu_OptionsWithExercisePriceGreaterThanMarketPrice
Namespace Prefix:	leu_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The noncash expense that represents the cost of restricted stock or unit distributed to employees as compensation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585

+ Details

Name:	us-gaap_RestrictedStockExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: