XML 33 R21.htm IDEA: XBRL DOCUMENT
v3.4.0.3

Earnings per Share (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2016
Earnings per Share [Abstract] |
Calculations of the Basic and Diluted EPS |
﻿ |  |  |  |  |
﻿ |  |  |  |  |
﻿ | Three Months Ended March 31,
﻿(in thousands, except per share data) | 2016 |  | 2015
﻿Net income | $ | 15,400 |  | $ | 5,126
﻿ |  |  |  |  |
﻿Weighted-average common shares outstanding - basic |  | 49,079 |  |  | 48,747
﻿Effect of diluted stock options and unvested restricted stock |  | 206 |  |  | 796
﻿Weighted-average common shares outstanding - diluted |  | 49,285 |  |  | 49,543
﻿ |  |  |  |  |
﻿Net income per share: |  |  |  |  |
﻿Basic | $ | 0.31 |  | $ | 0.11
﻿Diluted | $ | 0.31 |  | $ | 0.10
﻿Anti-dilutive securities not included above |  | 1,704 |  |  | 529
﻿

X
- References No definition available. + Details
Name: | us-gaap_EarningsPerShareAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration