XML 135 R119.htm IDEA: XBRL DOCUMENT v3.6.0.2
Condensed Financial Information of Parent Company - Condensed Statements of Cash Flows (Detail) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Cash Flows from Operating Activities                      
Net earnings $ 27,076 $ 25,448 $ 25,514 $ 23,391 $ 28,613 $ 27,886 $ 26,813 $ 15,833 $ 101,429 $ 99,145 $ 104,021
Adjustments to reconcile net earnings to cash used in operating activities:                      
Stock-based compensation                 2,803 2,733 2,988
Total adjustments                 21,826 6,497 (16,319)
Cash Flows from Financing Activities                      
Cash dividends on common stock                 (51,625) (48,862) (42,298)
Proceeds from exercise of stock options                 5,151 5,144 5,522
Tax benefit related to exercise of stock options                 932 308 1,116
Repurchase of common stock                 (1,907) (834) (5,474)
Net increase (decrease) in cash and cash equivalents                 15,536 329 11,075
Cash and cash equivalents, beginning of period       106,097       105,768 106,097 105,768 94,693
Cash and cash equivalents, end of period 121,633       106,097       121,633 106,097 105,768
Parent Company [Member]                      
Cash Flows from Operating Activities                      
Net earnings                 101,429 99,145 104,021
Adjustments to reconcile net earnings to cash used in operating activities:                      
Earnings of subsidiaries                 (104,192) (102,259) (107,119)
Tax settlement received from the Bank                 2,557 1,233 1,812
Stock-based compensation                 2,803 2,733 2,988
Other operating activities, net                 (3,362) (2,180) (3,080)
Total adjustments                 (102,194) (100,473) (105,399)
Net cash used in operating activities                 (765) (1,328) (1,378)
Cash Flows from Investing Activities                      
Dividends received from the Bank                 49,000 49,000 41,000
Net cash provided by investing activities                 49,000 49,000 41,000
Cash Flows from Financing Activities                      
Cash dividends on common stock                 (51,625) (48,862) (42,298)
Proceeds from exercise of stock options                 5,151 5,144 5,522
Tax benefit related to exercise of stock options                 932 308 1,116
Repurchase of common stock                 (1,907) (834) (5,474)
Net cash used in financing activities                 (47,449) (44,244) (41,134)
Net increase (decrease) in cash and cash equivalents                 786 3,428 (1,512)
Cash and cash equivalents, beginning of period       $ 16,960       $ 13,532 16,960 13,532 15,044
Cash and cash equivalents, end of period $ 17,746       $ 16,960       $ 17,746 $ 16,960 $ 13,532