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Statements of Cash Flow
12 Months Ended
Dec. 31, 2016
Supplemental Cash Flow Information [Abstract]  
Statements of Cash Flow
Statements of Cash Flows
Supplemental cash flow information for the years ended December 31, 2016, 2015, and 2014 is as follows:
($ in thousands)
 
2016
 
2015
 
2014
Cash paid during the period for:
 
 

 
 

 
 

Interest
 
$
22,098

 
21,892

 
22,221

Federal income tax
 
46,405

 
39,500

 
22,699

 
 
 
 
 
 
 
Non-cash items:
 
 
 
 
 
 
Exchange of fixed income securities, AFS
 
23,579

 
36,792

 
20,781

Exchange of fixed income securities, HTM
 

 
15,257

 
4,289

Corporate actions related to equity securities, AFS1
 
3,263

 
4,239

 
334

Assets acquired under capital lease arrangements
 
3,151

 
6,760

 
5,642

Non-cash purchase of property and equipment
 
78

 

 
338


1Examples of such corporate actions include non-cash acquisitions and stock-splits.

Included in "Other assets" on the Consolidated Balance Sheet was $36.9 million at December 31, 2016 and $11.9 million at December 31, 2015 of cash received from the National Flood Insurance Program ("NFIP"), which is restricted to pay flood claims under the Write Your Own ("WYO") Program.