XML 49 R59.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Share-Based Compensation - Summary of Share-Based Compensation Expense (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |  |  |
Options | $ 898aaon_AllocatedShareBasedCompensationExpenseStockOptions | $ 1,170aaon_AllocatedShareBasedCompensationExpenseStockOptions | $ 958aaon_AllocatedShareBasedCompensationExpenseStockOptions
Restricted stock | 1,280aaon_AllocatedShareBasedCompensationExpenseRestrictedStock | 593aaon_AllocatedShareBasedCompensationExpenseRestrictedStock | 336aaon_AllocatedShareBasedCompensationExpenseRestrictedStock
Total | $ 2,178us-gaap_AllocatedShareBasedCompensationExpense | $ 1,763us-gaap_AllocatedShareBasedCompensationExpense | $ 1,294us-gaap_AllocatedShareBasedCompensationExpense

X
- Definition Share-based compensation expense related to resticted stock. + References No definition available. + Details
Name: | aaon_AllocatedShareBasedCompensationExpenseRestrictedStock
Namespace Prefix: | aaon_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Share-based compensation expense related to options. + References No definition available. + Details
Name: | aaon_AllocatedShareBasedCompensationExpenseStockOptions
Namespace Prefix: | aaon_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
Name: | us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration