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Condensed Consolidating Financial Information - Condensed Consolidating Statement of Cash Flows (Detail) (USD $) In Thousands, unless otherwise specified | 9 Months Ended
--- | ---
Sep. 30, 2014 | Sep. 30, 2013
Cash flows from operations: |  |
Net income (loss) for the period | $ 6,792 | $ 12,467
Adjustments to reconcile net income (loss) to net cash used in operating activities: |  |
Depreciation and amortization of office facilities and leasehold improvements | 5,787 | 7,434
Deferred income taxes | 6,423 | 13,862
Amortization of notes receivable | 12,393 | 14,086
Amortization of debt issuance costs | 408 | 479
Write-off of debt issuance costs | 588 | 0
Amortization of mortgage servicing rights | 2,025 | 1,120
Provision for credit losses | 28 | 178
Share-based compensation expense | 3,682 | 3,966
Payment of taxes due for share-based awards | (2,074) | 0
Changes in operating assets and liabilities | (22,315) | (30,644)
Cash provided by operating activities | 13,737 | 22,948
Cash flows from investing activities |  |
Purchase of office facilities | (3,366) | (12,642)
Cash used in investing activities | (3,366) | (12,642)
Cash flows from investing activities |  |
Cash dividends paid on Class A non-voting and Class B voting common stock | (4,483) | (4,494)
Repurchase of Class A non-voting common stock for cancellation | 0 | (2,314)
Issuance of Class A non-voting common stock | 185 | 85
Tax benefit (deficiency) from share-based awards | 1,275 | (92)
Redemption of senior secured notes | (45,000) | 0
Other financing activities | 17,300 | (33,500)
Cash flow provided by (used in) financing activities | (30,723) | (40,315)
Net increase (decrease) in cash and cash equivalents | (20,352) | (30,009)
Cash and cash equivalents, beginning of period | 98,294 | 135,366
Cash and cash equivalents, end of period | 77,942 | 105,357
Guarantor Subsidiaries [Member] |  |
Cash flows from operations: |  |
Net income (loss) for the period | 5,791 | 4,809
Adjustments to reconcile net income (loss) to net cash used in operating activities: |  |
Changes in operating assets and liabilities | (31,569) | (13,026)
Cash provided by operating activities | (25,778) | (8,217)
Cash flows from investing activities |  |
Net increase (decrease) in cash and cash equivalents | (25,778) | (8,217)
Cash and cash equivalents, beginning of period | 30,901 | 40,658
Cash and cash equivalents, end of period | 5,123 | 32,441
Non-Guarantor Subsidiaries [Member] |  |
Cash flows from operations: |  |
Net income (loss) for the period | 11,000 | 17,083
Adjustments to reconcile net income (loss) to net cash used in operating activities: |  |
Depreciation and amortization of office facilities and leasehold improvements | 5,787 | 7,434
Deferred income taxes | 6,423 | 13,862
Amortization of notes receivable | 12,393 | 14,086
Write-off of debt issuance costs | 0 |
Amortization of mortgage servicing rights | 2,025 | 1,120
Provision for credit losses | 28 | 178
Share-based compensation expense | 3,391 | 3,966
Changes in operating assets and liabilities | (50,269) | (33,576)
Cash provided by operating activities | (9,222) | 24,153
Cash flows from investing activities |  |
Purchase of office facilities | (3,366) | (12,642)
Cash used in investing activities | (3,366) | (12,642)
Cash flows from investing activities |  |
Other financing activities | 17,300 | (33,500)
Cash flow provided by (used in) financing activities | 17,300 | (33,500)
Net increase (decrease) in cash and cash equivalents | 4,712 | (21,989)
Cash and cash equivalents, beginning of period | 66,945 | 94,673
Cash and cash equivalents, end of period | 71,657 | 72,684
Parent Company [Member] |  |
Cash flows from operations: |  |
Net income (loss) for the period | (9,999) | (9,425)
Adjustments to reconcile net income (loss) to net cash used in operating activities: |  |
Amortization of debt issuance costs | 408 | 479
Write-off of debt issuance costs | 588 |
Share-based compensation expense | 291 |
Payment of taxes due for share-based awards | (2,074) |
Changes in operating assets and liabilities | 59,523 | 15,958
Cash provided by operating activities | 48,737 | 7,012
Cash flows from investing activities |  |
Cash dividends paid on Class A non-voting and Class B voting common stock | (4,483) | (4,494)
Repurchase of Class A non-voting common stock for cancellation |  | (2,314)
Issuance of Class A non-voting common stock | 185 | 85
Tax benefit (deficiency) from share-based awards | 1,275 | (92)
Redemption of senior secured notes | (45,000) |
Cash flow provided by (used in) financing activities | (48,023) | (6,815)
Net increase (decrease) in cash and cash equivalents | 714 | 197
Cash and cash equivalents, beginning of period | 448 | 35
Cash and cash equivalents, end of period | $ 1,162 | $ 232

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- Definition Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 8 -Article 9 + Details
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